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Physical-Chemical Properties and Environmental Fate for Organic Chemicals
 
Second Edition 
HANDBOOK OF © 2006 by Taylor & Francis Group, LLC
Volume I Introduction and Hydrocarbons 
Volume II Halogenated Hydrocarbons 
Volume III Oxygen Containing Compounds 
Volume IV Nitrogen and Sulfur Containing Compounds and Pesticides

A CRC title, part of the Taylor & Francis imprint, a member of the 
Taylor & Francis Group, the academic division of T&F Informa plc. 
Boca Raton London New York 
Physical-Chemical 
Properties and 
Environmental Fate for 
Organic Chemicals 
Volume I 
Introduction and Hydrocarbons 
Donald Mackay 
Wan Ying Shiu 
Kuo-Ching Ma 
Sum Chi Lee 
Second Edition 
HANDBOOK OF 
Volume II 
Halogenated Hydrocarbons 
Volume III 
Oxygen Containing Compounds 
Volume IV 
Nitrogen and Sulfur Containing Compounds 
and Pesticides 
© 2006 by Taylor & Francis Group, LLC

Published in 2006 by 
CRC Press 
Taylor & Francis Group 
6000 Broken Sound Parkway NW, Suite 300 
Boca Raton, FL 33487-2742 
© 2006 by Taylor & Francis Group, LLC 
CRC Press is an imprint of Taylor & Francis Group 
No claim to original U.S. Government works 
Printed in the United States of America on acid-free paper 
10 9 8 7 6 5 4 3 2 1 
International Standard Book Number-10: 1-56670-687-4 (Hardcover) 
International Standard Book Number-13: 978-1-56670-687-2 (Hardcover) 
Library of Congress Card Number 2005051402 
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indicated. A wide variety of references are listed. Reasonable efforts have been made to publish reliable data and information, but the author and the 
publisher cannot assume responsibility for the validity of all materials or for the consequences of their use. 
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Trademark Notice: Product or corporate names may be trademarks or registered trademarks, and are used only for identification and explanation 
without intent to infringe. 
Library of Congress Cataloging-in-Publication Data 
Handbook of physical-chemical properties and environmental fate for organic chemicals.--2nd ed. / by Donald Mackay ... [et al.]. 
p. cm. 
Rev. ed. of: Illustrated handbook of physical-chemical properties and environmental fate for organic chemicals / Donald Mackay, 
Wan Ying Shiu, and Kuo Ching Ma. c1992-c1997. 
Includes bibliographical references and index. 
ISBN 1-56670-687-4 (set : acid-free paper) 
1. Organic compounds--Environmental aspects--Handbooks, manuals, etc. 2. Environmental chemistry--Handbooks, manuals, etc. 
I. Mackay, Donald, 1936- II. Mackay, Donald, 1936- Illustrated handbook of physical-chemical properties and environmental fate 
for organic chemicals. 
TD196.O73M32 2005 
628.5'2--dc22 2005051402 
Visit the Taylor & Francis Web site at 
http://www.taylorandfrancis.com 
and the CRC Press Web site at 
http://www.crcpress.com Taylor & Francis Group is the Academic Division of T&F Informa plc. 
© 2006 by Taylor & Francis Group, LLC

Preface 
This handbook is a compilation of environmentally relevant physical-chemical data for similarly structured groups of 
chemical substances. These data control the fate of chemicals as they are transported and transformed in the multimedia 
environment of air, water, soils, sediments, and their resident biota. These fate processes determine the exposure experienced 
by humans and other organisms and ultimately the risk of adverse effects. The task of assessing chemical fate locally, 
regionally, and globally is complicated by the large (and increasing) number of chemicals of potential concern; by 
uncertainties in their physical-chemical properties; and by lack of knowledge of prevailing environmental conditions 
such as temperature, pH, and deposition rates of solid matter from the atmosphere to water, or from water to bottom 
sediments. Further, reported values of properties such as solubility are often in conflict. Some are measured accurately, 
some approximately, and some are estimated by various correlation schemes from molecular structures. In some cases, 
units or chemical identity are wrongly reported. The user of such data thus has the difficult task of selecting the “best” 
or “right” values. There is justifiable concern that the resulting deductions of environmental fate may be in substantial 
error. For example, the potential for evaporation may be greatly underestimated if an erroneously low vapor pressure 
is selected. 
To assist the environmental scientist and engineer in such assessments, this handbook contains compilations of 
physical-chemical property data for over 1000 chemicals. It has long been recognized that within homologous series, 
properties vary systematically with molecular size, thus providing guidance about the properties of one substance from 
those of its homologs. Where practical, plots of these systematic property variations can be used to check the reported 
data and provide an opportunity for interpolation and even modest extrapolation to estimate unmeasured properties of 
other substances. Most handbooks treat chemicals only on an individual basis and do not contain this feature of chemicalto-
chemical comparison, which can be valuable for identifying errors and estimating properties. This most recent edition 
includes about 1250 compounds and contains about 30 percent additional physical-chemical property data. There is a 
more complete coverage of PCBs, PCDDs, PCDFs, and other halogenated hydrocarbons, especially brominated and 
fluorinated substances that are of more recent environmental concern. Values of the physical-chemical properties are 
generally reported in the literature at a standard temperature of 20 or 25°C. However, environmental temperatures vary 
considerably, and thus reliable data are required on the temperature dependence of these properties for fate calculations. 
A valuable enhancement to this edition is the inclusion of extensive measured temperature-dependent data for the first 
time. The data focus on water solubility, vapor pressure, and Henry’s law constant but include octanol/water and octanol/air 
partition coefficients where available. They are provided in the form of data tables and correlation equations as well as 
graphs. 
We also demonstrate in Chapter 1 how the data may be taken a stage further and used to estimate likely environmental 
partitioning tendencies, i.e., how the chemical is likely to become distributed between the various media that comprise 
our biosphere. The results are presented numerically and pictorially to provide a visual impression of likely environmental 
behavior. This will be of interest to those assessing environmental fate by confirming the general fate characteristics or 
behavior profile. It is, of course, only possible here to assess fate in a “typical” or “generic” or “evaluative” environment. 
No claim is made that a chemical will behave in this manner in all situations, but this assessment should reveal the 
broad characteristics of behavior. These evaluative fate assessments are generated using simple fugacity models that 
flow naturally from the compilations of data on physical-chemical properties of relevant chemicals. Illustrations of 
estimated environmental fate are given in Chapter 1 using Levels I, II, and III mass balance models. These and other 
models are available for downloading gratis from the website of the Canadian Environmental Modelling Centre at Trent 
University (www.trent.ca/cemc). 
It is hoped that this new edition of the handbook will be of value to environmental scientists and engineers and to 
students and teachers of environmental science. Its aim is to contribute to better assessments of chemical fate in our 
multimedia environment by serving as a reference source for environmentally relevant physical-chemical property data 
of classes of chemicals and by illustrating the likely behavior of these chemicals as they migrate throughout our biosphere. 
© 2006 by Taylor & Francis Group, LLC

Acknowledgments 
We would never have completed the volumes for the first and second editions of the handbook and the CD-ROMs 
without the enormous amount of help and support that we received from our colleagues, publishers, editors, friends, 
and family. We are long overdue in expressing our appreciation. 
We would like first to extend deepest thanks to these individuals: Dr. Warren Stiver, Rebecca Lun, Deborah Tam, 
Dr. Alice Bobra, Dr. Frank Wania, Ying D. Lei, Dr. Hayley Hung, Dr. Antonio Di Guardo, Qiang Kang, Kitty Ma, 
Edmund Wong, Jenny Ma, and Dr. Tom Harner. During their past and present affiliations with the Department of 
Chemical Engineering and Applied Chemistry and/or the Institute of Environment Studies at the University of Toronto, 
they have provided us with many insightful ideas, constructive reviews, relevant property data, computer know-how, 
and encouragement, which have resulted in substantial improvements to each consecutive volume and edition through 
the last fifteen years. 
Much credit goes to the team of professionals at CRC Press/Taylor & Francis Group who worked on this second 
edition. Especially important were Dr. Fiona Macdonald, Publisher, Chemistry; Dr. Janice Shackleton, Input Supervisor; 
Patrica Roberson, Project Coordinator; Elise Oranges and Jay Margolis, Project Editors; and Marcela Peres, Production 
Assistant. 
We are indebted to Brian Lewis, Vivian Collier, Kathy Feinstein, Dr. David Packer, and Randi Cohen for their 
interest and help in taking our idea of the handbook to fruition. 
We also would like to thank Professor Doug Reeve, Chair of the Department of Chemical Engineering and Applied 
Chemistry at the University of Toronto, as well as the administrative staff for providing the resources and assistance 
for our efforts. 
We are grateful to the University of Toronto and Trent University for providing facilities, to the Natural Sciences 
and Engineering Research Council of Canada and the consortium of chemical companies that support the Canadian 
Environmental Modelling Centre for funding of the second edition. It is a pleasure to acknowledge the invaluable 
contributions of Eva Webster and Ness Mackay. 
© 2006 by Taylor & Francis Group, LLC

Biographies 
Donald Mackay, born and educated in Scotland, received his degrees in Chemical Engineering from the University of 
Glasgow. After working in the petrochemical industry he joined the University of Toronto, where he taught for 28 years 
in the Department of Chemical Engineering and Applied Chemistry and in the Institute for Environmental Studies. In 
1995 he moved to Trent University to found the Canadian Environmental Modelling Centre. Professor Mackay’s primary 
research is the study of organic environmental contaminants, their properties, sources, fates, effects, and control, and 
particularly understanding and modeling their behavior with the aid of the fugacity concept. His work has focused 
especially on the Great Lakes Basin; on cold northern climates; and on modeling bioaccumulation and chemical fate 
at local, regional, continental and global scales. 
His awards include the SETAC Founders Award, the Honda Prize for Eco-Technology, the Order of Ontario, and 
the Order of Canada. He has served on the editorial boards of several journals and is a member of SETAC, the American 
Chemical Society, and the International Association of Great Lakes Research. 
Wan-Ying Shiu is a Senior Research Associate in the Department of Chemical Engineering and Applied Chemistry, 
and the Institute for Environmental Studies, University of Toronto. She received her Ph.D. in Physical Chemistry from 
the Department of Chemistry, University of Toronto, M.Sc. in Physical Chemistry from St. Francis Xavier University, 
and B.Sc. in Chemistry from Hong Kong Baptist College. Her research interest is in the area of physical-chemical 
properties and thermodynamics for organic chemicals of environmental concern. 
Kuo-Ching Ma obtained his Ph.D. from Florida State University, M.Sc. from The University of Saskatchewan, and 
B.Sc. from The National Taiwan University, all in Physical Chemistry. After working many years in the aerospace, 
battery research, fine chemicals, and metal finishing industries in Canada as a Research Scientist, Technical Supervisor/ 
Director, he is now dedicating his time and interests to environmental research. 
Sum Chi Lee received her B.A.Sc. and M.A.Sc. in Chemical Engineering from the University of Toronto. She has 
conducted environmental research at various government organizations and the University of Toronto. Her research 
activities have included establishing the physical-chemical properties of organochlorines and understanding the sources, 
trends, and behavior of persistent organic pollutants in the atmosphere of the Canadian Arctic. 
Ms. Lee also possesses experience in technology commercialization. She was involved in the successful commercialization 
of a proprietary technology that transformed recycled material into environmentally sound products for the 
building material industry. She went on to pursue her MBA degree, which she earned from York University’s Schulich 
School of Business. She continues her career, combining her engineering and business experiences with her interest in 
the environmental field. 
© 2006 by Taylor & Francis Group, LLC

Contents 
Volume I 
Chapter 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 
Chapter 2 Aliphatic and Cyclic Hydrocarbons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 
Chapter 3 Mononuclear Aromatic Hydrocarbons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 405 
Chapter 4 Polynuclear Aromatic Hydrocarbons (PAHs) and Related Aromatic Hydrocarbons . . . . . . . . . . . . . . 617 
Volume II 
Chapter 5 Halogenated Aliphatic Hydrocarbons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 921 
Chapter 6 Chlorobenzenes and Other Halogenated Mononuclear Aromatics . . . . . . . . . . . . . . . . . . . . . . . . . . . 1257 
Chapter 7 Polychlorinated Biphenyls (PCBs). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1479 
Chapter 8 Chlorinated Dibenzo-p-dioxins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2063 
Chapter 9 Chlorinated Dibenzofurans. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2167 
Volume III 
Chapter 10 Ethers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2259 
Chapter 11 Alcohols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2473 
Chapter 12 Aldehydes and Ketones . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2583 
Chapter 13 Carboxylic Acids . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2687 
Chapter 14 Phenolic Compounds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2779 
Chapter 15 Esters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3023 
Volume IV 
Chapter 16 Nitrogen and Sulfur Compounds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3195 
Chapter 17 Herbicides. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3457 
Chapter 18 Insecticides . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3711 
Chapter 19 Fungicides. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4023 
Appendix 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4133 
Appendix 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4137 
Appendix 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4161 
© 2006 by Taylor & Francis Group, LLC

16 Nitrogen and Sulfur Compounds 
CONTENTS 
16.1 List of Chemicals and Data Compilations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3197 
16.1.1 Nitriles (Organic cyanides) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3197 
16.1.1.1 Acetonitrile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3197 
16.1.1.2 Propionitrile. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3203 
16.1.1.3 Butyronitrile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3207 
16.1.1.4 Acrylonitrile (2-Propenenitrile) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3210 
16.1.1.5 Benzonitrile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3214 
16.1.2 Aliphatic amines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3218 
16.1.2.1 Dimethylamine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3218 
16.1.2.2 Trimethylamine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3222 
16.1.2.3 Ethylamine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3225 
16.1.2.4 Diethylamine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3228 
16.1.2.5 n-Propylamine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3231 
16.1.2.6 n-Butylamine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3234 
16.1.2.7 Ethanolamine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3236 
16.1.2.8 Diethanolamine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3239 
16.1.2.9 Triethanolamine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3241 
16.1.3 Aromatic amines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3243 
16.1.3.1 Aniline. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3243 
16.1.3.2 2-Chloroaniline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3249 
16.1.3.3 3-Chloroaniline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3253 
16.1.3.4 4-Chloroaniline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3257 
16.1.3.5 3,4-Dichloroaniline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3261 
16.1.3.6 o-Toluidine (2-Methylbenzeneamine). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3263 
16.1.3.7 m-Toluidine (3-Methylbenzeneamine) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3267 
16.1.3.8 p-Toluidine (4-Methylbenzeneamine). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3270 
16.1.3.9 N,N.-Dimethylaniline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3274 
16.1.3.10 2,6-Xylidine (2,6-Dimethylbenzeneamine) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3277 
16.1.3.11 Diphenylamine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3279 
16.1.3.12 Benzidine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3283 
16.1.3.13 3,3.-Dichlorobenzidine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3285 
16.1.3.14 N,N.-Bianiline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3287 
16.1.3.15 .-Naphthylamine (1-Aminonaphthalene). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3289 
16.1.3.16 .-Naphthylamine (2-Aminonaphthalene) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3291 
16.1.3.17 2-Nitroaniline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3293 
16.1.3.18 4-Nitroaniline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3295 
16.1.4 Nitroaromatic compounds. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3297 
16.1.4.1 Nitrobenzene . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3297 
16.1.4.2 2-Nitrotoluene . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3304 
16.1.4.3 4-Nitrotoluene . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3308 
16.1.4.4 2,4-Dinitrotoluene (DNT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3313 
© 2006 by Taylor & Francis Group, LLC

3196 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
16.1.4.5 2,6-Dinitrotoluene . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3317 
16.1.4.6 2,4,6-Trinitrotoluene (TNT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3320 
16.1.4.7 1-Nitronaphthalene (.-Nitronaphthalene) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3326 
16.1.5 Amides and ureas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3328 
16.1.5.1 Acetamide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3328 
16.1.5.2 Acrylamide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3330 
16.1.5.3 Benzamide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3331 
16.1.5.4 Urea . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3333 
16.1.6 Nitrosamines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3336 
16.1.6.1 N-Nitrosodimethylamine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3336 
16.1.6.2 N-Nitrosodipropylamine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3338 
16.1.6.3 Diphenylnitrosoamine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3340 
16.1.7 Heterocyclic compounds. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3342 
16.1.7.1 Pyrrole . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3342 
16.1.7.2 Indole. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3346 
16.1.7.3 Pyridine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3348 
16.1.7.4 2-Methylpyridine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3354 
16.1.7.5 3-Methylpyridine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3358 
16.1.7.6 2,3-Dimethylpyridine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3362 
16.1.7.7 Quinoline. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3365 
16.1.7.8 Isoquinoline. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3369 
16.1.7.9 Benzo[f]quinoline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3372 
16.1.7.10 Carbazole. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3375 
16.1.7.11 Benzo[c,g]carbazole . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3378 
16.1.7.12 Acridine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3380 
16.1.8 Sulfur compounds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3383 
16.1.8.1 Carbon disulfide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3383 
16.1.8.2 Dimethyl sulfide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3386 
16.1.8.3 Dimethyl disulfide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3391 
16.1.8.4 Dimethyl sulfoxide (DMSO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3394 
16.1.8.5 Dimethyl sulfate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3397 
16.1.8.6 Methanethiol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3399 
16.1.8.7 Ethanethiol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3402 
16.1.8.8 1-Propanethiol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3406 
16.1.8.9 1-Butanethiol (Butyl mercaptan) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3409 
16.1.8.10 Benzenethiol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3412 
16.1.8.11 Thiophene . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3415 
16.1.8.12 Benzo[b]thiophene . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3419 
16.1.8.13 Dibenzothiophene . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3421 
16.1.8.14 Thiourea . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3423 
16.1.8.15 Thioacetamide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3425 
16.2 Summary Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3427 
16.3 References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3438 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3197 
16.1 LIST OF CHEMICALS AND DATA COMPILATIONS 
16.1.1 NITRILES (ORGANIC CYANIDES) 
16.1.1.1 Acetonitrile 
Common Name: Acetonitrile 
Synonym: cyanomethane, ethanenitrile, methyl cyanide 
Chemical Name: acetonitrile 
CAS Registry No: 75-05-8 
Molecular Formula: C2H3N, CH3CN 
Molecular Weight: 41.052 
Melting Point (°C): 
–43.82 (Lide 2003) 
Boiling Point (°C): 
81.65 (Lide 2003) 
Density (g/cm3 at 20°C): 
0.7857 (Dreisbach 1961; Weast 1982–83; Dean 1985) 
0.7803 (25°C, Dreisbach 1961) 
Molar Volume (cm3/mol): 
52.7 (calculated-density, Rohrschneider 1973) 
57.4 (exptl. at normal bp, Lee et al. 1972) 
56.3 (calculated-Le Bas method at normal boiling point) 
Dissociation Constant, pK: 
29.1 (pKa, Riddick et al. 1986; Howard 1993) 
32.2 (pKs, Riddick et al. 1986) 
–10.12 (pKBH + , Riddick et al. 1986) 
Enthalpy of Vaporization, .HV (kJ/mol): 
35.01, 31.51 (25°C, bp, Dreisbach 1961) 
32.94, 29.82 (25°C, bp, Riddick et al. 1986) 
Enthalpy of Fusion, .Hfus (kJ/mol): 
8.167 (Riddick et al. 1986) 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C): 
> 3.1 . 106 (Booth & Everson 1948) 
miscible (Dean 1985; Riddick et al. 1986; Yaws et al. 1990; Howard 1993) 
Vapor Pressure (Pa at 25°C or as indicated and reported temperature dependence equations. Additional data at other 
temperatures designated * are compiled at the end of this section): 
11870* (interpolated-regression of tabulated data, temp range –47–81.8°C, Stull 1947) 
log (P/mmHg) = 7.12257 – 1315.2/(230 + t/°C), (Antoine eq., Dreisbach & Martin 1949) 
11240 (calculated by formula, Dreisbach 1961) 
log (P/mmHg) = 7.07354 – 1279.2/(224.0 + t/°C), temp range 5–119°C, (Antoine eq. for liquid state, Dreisbach 
1961) 
12156* (25.56°C, measured range 7.3–27.38°C, Putnam et al. 1965) 
log (P/mmHg) = 7.89511 – 1773.06/(T/K); temp range 280–300.5 K (Antoine eq., Putnam et al. 1965) 
11510 (Hoy 1970) 
24459* (41.82°C, ebulliometry, measured range 41–82°C, Meyer et al. 1971) 
log (P/mmHg) = 6.23655 – 1397.9228/(239.275 + t/°C); temp range 41–82°C (ebulliometry, Meyer et al. 1971) 
log (P/mmHg) = [–0.2185 . 8173.2/(T/K)] + 7.938662; temp range: –47.0 to 81.8°C, (Antoine eq., Weast 
1972–73) 
11919* (25.3°C, measured range 15.1–89.2°C, Dojcanske & Heinrich 1974) 
N 
© 2006 by Taylor & Francis Group, LLC

3198 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
8306* (saturated-vapor volume, extrapolated from fitted Antoine eq., Mousa 1981) 
log (P/kPa) = 6.4914 – 1420.8649/(T/K – 42.15); temp range 438.9–530.1 K (ebulliometry, Mousa 1981) 
9864, 15330 (20°C, 30°C, Verschueren 1983) 
11790, 11830 (interpolated values-Antoine equations, Boublik et al. 1984) 
log (P/kPa) = 6.39532 – 1420.682/(241.852 + t/°C), temp range: 15.1–89.2°C (Antoine eq. from reported exptl. 
data, Boublik et al. 1984) 
log (P/kPa) = 7.54606 – 2093.145/(298.369 + t/°C), temp range: 7.26–27.4°C (Antoine eq. from reported exptl. 
data, Boublik et al. 1984) 
12310 (calculated-Antoine eq., Dean 1985, 1992) 
log (P/mmHg) = 7.11988 – 1314.4/(230 + t/°C), temp range: liquid (Antoine eq., Dean 1985, 1992) 
11840 (Riddick et al. 1986; Howard et al. 1986; quoted, Banerjee et al. 1990; Howard 1993) 
log (P/kPa) = 6.24747 – 1315.2/(230.0 + t/°C), temp range not specified (Antoine eq., Riddick et al. 1986) 
11800 (extrapolated-Antoine eq., Stephenson & Malanowski 1987) 
log (PL/kPa) = 6.34522 – 1388.446/(–34.856 + T/K), temp range: 314–355 K, (Antoine eq., Stephenson & 
Malanowski 1987) 
11840 (selected, Riddick et al. 1986) 
log (P/kPa) = 6.24724 – 1315.2/(230 + t/°C), temp range not specified (Antoine eq., Riddick et al. 1986) 
log (P/mmHg) = 23.1953 – 2.3389 . 103/(T/K) –5.4954·log (T/K) + 7.9894 . 10–10 · (T/K) + 2.3293 . 10–6 · 
(T/K)2; temp range 229–546 K (vapor pressure eq., Yaws 1994) 
10604* (22.634°C, comparative ebulliometry, measured range 278–373 K, Ewing & Sanchez Ochoa 2004) 
ln (P/kPa) = 14.7340 – 3268.53/(T/K – 31.615), for temp range 290–362 K (comparative ebulliometry, Ewing 
& Sanchez Ochoa 2004) 
Henry’s Law Constant (Pa·m3/mol at 25°C or as indicated and reported temperature dependence equations. Additional 
data at other temperatures designated* are compiled at the end of this section): 
3.50, 2.78 (exptl., calculated-bond contribution, Hine & Mookerjee 1975) 
2.07* (headspace-GC, measured range 0–25°C, Snider & Dawson 1985) 
2.033 (computed-vapor-liquid equilibrium VLE data, Yaws et al. 1991) 
1.474* (20°C, headspace-GC, measured range 6.0–30°C, Benkelberg et al. 1995) 
1.474, 1.477, 1.685 (20°C, headspace-GC, deionized water, rain water, artificial seawater, Benkelberg et al. 1995) 
ln (kH/atm) = (13.8 ± 0.3) – (4106 ± 101)/T/K), temp range: 6–30°C (headspace-GC measurement, Benkelberg 
et al. 1995) 
1.55 (20°C, selected from literature experimentally measured data, Staudinger & Roberts 2001) 
log KAW = 2.353 – 1627/(T/K) (van’t Hoff eq. derived from literature data, Staudinger & Roberts 2001) 
2.05 (Ostwald concentration coefficient-concn ratio-GC/FID, Bebahani et al. 2002) 
Octanol/Water Partition Coefficient, log KOW: 
–0.34 (shake flask-GC, Hansch & Anderson 1967; Leo et al. 1969, 1971; Hansch & Leo 1985) 
–0.54 (shake flask-GC, Tanii & Hashimoto 1984) 
–0.34 (recommended, Sangster 1989, 1993) 
–0.34 (recommended, Hansch et al. 1995) 
Octanol/Air Partition Coefficient, log KOA: 
2.31 (head-space GC, Abraham et al. 2001) 
Bioconcentration Factor, log BCF: 
–0.523 (estimated-KOW as per regression eq of Bysshe 1982, Howard 1993) 
Sorption Partition Coefficient, log KOC: 
–0.523 (soil, estimated-KOW, Lyman et al. 1982; quoted, Howard 1993) 
–0.714 (calculated-KOW, Kollig 1993) 
Environmental Fate Rate Constants, k, or Half-Lives, t.: 
Volatilization: t. ~ 21 h from a model river of 1-m deep flowing at 1 m/s with a wind velocity of 3 m/s based 
on Henry’s law constant (Lyman et al. 1982; quoted, Howard 1993) 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3199 
Photolysis: 
Oxidation: rate constant k, for gas-phase second order rate constants, kOH for reaction with OH radical, kNO3 
with NO3 radical and kO3 with O3 or as indicated, *data at other temperatures and/or the Arrhenius expression 
see reference: 
photooxidation t. = 314 – 12559 yr in water, based on measured rate data for reaction with hydroxyl radical 
in aqueous solution (Dorfman & Adams 1973; Howard et al. 1991) 
kOH* = (4.94 ± 0.6) . 10–14 cm3 molecule–1 s–1 at 297.2 K, measured range 297–424 K (flash photolysisresonance 
fluorescence, Harris et al. 1981; quoted, Howard 1993) 
kOH* = (1.94 ± 0.37) . 10–14 cm3 molecule–1 s–1 at 298 K, measured range 250–363 K (flash photolysisresonance 
fluorescence, Kurylo & Knable 1984) 
kOH* = (2.1 ± 0.3) . 10–14 cm3 molecule–1 s–1 at 295 K, measured range 295–393 K (discharge flow-EPR, 
Poulet et al. 1984) 
kOH(exptl) = 2.1 . 10–14 cm3 molecule–1 s–1, kOH(calc) = 2.0 . 10–14 cm3 molecule–1 s–1 at 298 K (Atkinson 
1985) 
kOH = 3 . 10–14 cm3 molecule–1 s–1 (Atkinson 1985; quoted, Howard et al. 1991; Howard 1993) 
kOH = 1.90 . 10–14 cm3 molecule–1 s–1 and k(soln) = 3.70 . 10–14 cm3 molecule–1 s–1 for the solution-phase 
reaction with hydroxyl radical in aqueous solution (Wallington et al. 1988) 
kOH* = 2.14 . 10–14 cm3 molecule–1 s–1 at 298 K (recommended, Atkinson 1989) 
Hydrolysis: 
k = 5.8 . 10–3 M–1 h–1 at pH 7 and 25°C with t. > 150000 yr (Ellington et al. 1987) 
kO3(aq.) . 6 . 10–5 M–1 s–1 for direct reaction with ozone in water at pH 2 and 22°C, with t. . 18 yr at pH 
7 (Yao & Haag 1991). 
Biodegradation: t.(aq. aerobic) = 168 – 672 h, based on aerobic river die-away test data (Ludzack et al. 1958; 
quoted, Howard et al. 1991); t.(aq. anaerobic) = 672 – 2688 h, based on estimated aqueous aerobic 
biodegradation half-life (Howard et al. 1991). 
Biotransformation: 
Bioconcentration, Uptake (k1) and Elimination (k2) Rate Constants: 
Half-Lives in the Environment: 
Air: photooxidation t. = 1299 – 12991 h, based on measured rate constant k = 3 . 10–14 cm3 molecule–1 s–1 for 
the vapor phase reaction with hydroxyl radical in air (Atkinson 1985; quoted, Howard et al. 1991; Howard 
1993); 
atmospheric transformation lifetime was estimated to be > 5 d (Kelly et al. 1994). 
Surface water: t. = 168 – 672 h, based on aerobic river die-away test data (Howard et al. 1991); 
photooxidation t. = 314 – 12559 yr, based on measured rate data for reaction with hydroxyl radical in 
aqueous solution (Dorfman & Adams 1973; Howard et al. 1991); 
t. . 18 yr for direct reaction with ozone in water at pH 7 and 22°C (Yao & Haag 1991). 
Groundwater: t. = 336 – 8640 h, based on estimated aqueous aerobic biodegradation half-life (Howard et al. 
1991). 
Sediment: 
Soil: t. = 168 – 672 h, based on estimated aqueous aerobic biodegradation half-life (Howard et al. 1991). 
Biota: 
TABLE 16.1.1.1.1 
Reported vapor pressures of acetonitrile at various temperatures and the coefficients for the vapor pressure 
equations 
log P = A – B/(T/K) (1) ln P = A – B/(T/K) (1a) 
log P = A – B/(C + t/°C) (2) ln P = A – B/(C + t/°C) (2a) 
log P = A – B/(C + T/K) (3) 
log P = A – B/(T/K) – C·log (T/K) (4) 
(Continued) 
© 2006 by Taylor & Francis Group, LLC

3200 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
TABLE 16.1.1.1.1 (Continued) 
1. 
Stull 1947 Putnam et al. 1965 Meyer et al. 1971 Dojcanske & Heinrich 1974 
summary of literature data manometer ebulliometry in Boublik et al. 1984 
t/°C P/Pa t/°C P/Pa t/°C P/Pa t/°C P/Pa 
–47.0 133.3 7.259 4997 41.82 24459 15.1 7359 
–26.6 666.6 10.47 5861 46.09 29026 20.1 9413 
–16.3 1333 13.791 6914 46.11 29032 25.3 11919 
–5.0 2666 18.701 8809 50.36 34288 30.7 15252 
7.7 5333 21.905 10244 55.37 41393 35 18292 
15.9 7999 23.401 11031 60.64 50155 39.95 22465 
27 13332 25.563 12156 65.91 60390 40 22625 
43.7 26664 27.38 13187 70.74 71145 44.9 27638 
62.5 53329 76.31 85512 50.1 33797 
81.8 101325 eq. 1 P/mmHg 81.87 101990 54.9 40517 
A 7.89511 81.89 102010 60 49022 
mp/°C –41.0 B 1773.06 64.4 57182 
bp/°C 81.66 64.95 58102 
eq. 2 P/mmHg 70 68967 
A 6.23655 73.05 76713 
B 1397.923 75.1 81380 
C 239.275 77.2 87952 
81.1 99431 
85.2 112364 
88.2 123189 
89.2 124776 
2. 
Mousa 1981 Ewing & Sanchez Ochoa 2004 
ebulliometry-pressure gauge comparative ebulliometry 
T/K P/kPa t/°C P/Pa t/°C P/kPa 
set A set B 
438.9 784.4 4.772 4323# 81.4 100.745 
440.9 842.8 5.475 4490# 87.792 122.631 
442.6 862.3 8.417 5247# 98.589 168.122 
444.5 876.9 12.226 6385# 105.665 204.592 
447.9 960.3 14.517 7165# 110.961 235.792 
450.5 999.2 17.497 8296 121.144 306.279 
455.7 1116.5 19.596 9182 132.086 399.5 
460.2 1234.6 22.634 10604 142.063 502.665 
505.3 2604.9 27.674 13366 150.533 605.601 
508.1 1704.6 30.661 15271 157.974 708.993 
512.1 1924.0 36.486 19639 164.152 804.861 
519.7 3243.3 42.283 24972 170.346 910.819 
521.6 3303.1 47.968 31311 176.446 1025.47 
524.8 3482.8 51.872 36387 182.586 1151.97 
530.1 3722.1 58.125 45907 188.724 1290.2 
63.263 55169 195.22 1450.28 
bp/K 354.8 68.029 65092 200.902 1602.63 
72.425 75440 206.004 1749.88 
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Nitrogen and Sulfur Compounds 3201 
TABLE 16.1.1.1.1 (Continued) 
Mousa 1981 Ewing & Sanchez Ochoa 2004 
ebulliometry-pressure gauge comparative ebulliometry 
T/K P/kPa t/°C P/Pa t/°C P/kPa 
eq.3 P/kPa 76.178 85311 211.619 2110.77 
A 6.4914 79.929 95589 217.22 2303.51 
B 1420.8649 81.515 101120 222.602 2523.66 
C –42.15 84.406 110614 228.33 2747.95 
88.462 125129 233.771 2999.22 
95.816 155329 339.66 3254.08 
100.02 175036 244.858 3512.89 
254.64 3760.37 
for temp range 290–373 K 258.929 4001.46 
eq. 2a P/mmHg 261.882 4174.61 
A 14.734 
B 3268.53 data fitted to Wagner eq. 
C –31.615 for temp range 354.5–535 K 
# data not used in regression 
FIGURE 16.1.1.1.1 Logarithm of vapor pressure versus reciprocal temperature for acetonitrile. 
Acetonitrile: vapor pressure vs. 1/T 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
7.0 
8.0 
0.0018 0.0022 0.0026 0.003 0.0034 0.0038 0.0042 0.0046 
1/(T/K) 
P( gol 
S 
) aP/ 
experimental data 
Stull 1947 
b.p. = 81.65 °C m.p. = -43.82 °C 
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3202 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
TABLE 16.1.1.1.2 
Reported Henry’s law constants of acetonitrile at various temperatures and temperature dependence 
equations 
ln KAW = A – B/(T/K) (1) log KAW = A – B/(T/K) (1a) 
ln (1/KAW) = A – B/(T/K) (2) log (1/KAW) = A – B/(T/K) (2a) 
ln (kH/atm) = A – B/(T/K) (3) 
ln [H/(Pa m3/mol)] = A – B/(T/K) (4) ln [H/(atm·m3/mol)] = A – B/(T/K) (4a) 
KAW = A – B·(T/K) + C·(T/K)2 (5) 
Snider & Dawson 1985 Benkelberg et al. 1995 
gas stripping-GC equil. vapor phase concn-GC 
t/°C H/(Pa m3/mol) t/°C H/(Pa m3/mol) 
deionized water 
0 0.614 6 0.72 
25 2.066 10 1.0706 
20 1.474 
enthalpy of transfer: 30 2.356 
.H/(kJ mol–1) = 30.54 rain water 
20 1.477 
artificial 
20 1.685 
eq. 3 H/atm 
A 13.8 ± 0.3 
B 4106 ± 101 
FIGURE 16.1.1.1.2 Logarithm of Henry’s law constant versus reciprocal temperature for acetonitrile. 
Acetonitrile: Henry's law constant vs. 1/T 
-2.0 
-1.0 
0.0 
1.0 
2.0
0.003 0.0031 0.0032 0.0033 0.0034 0.0035 0.0036 0.0037 0.0038 
1/(T/K) 
m. aP( / H nl 
3 
) l om 
/ 
Snider & Dawson 1985 
Benkelberg et al. 1995 (in deionized water) 
Benkelberg et al. 1995 (in rain water) 
Hine & Mookerjee 1975 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3203 
16.1.1.2 Propionitrile 
Common Name: Propionitrile 
Synonym: propanenitrile, ethyl cyanide, cyanoethane, propyl nitrile 
Chemical Name: propionitrile 
CAS Registry No: 107-12-0 
Molecular Formula: C3H5N, CH3CH2CN 
Molecular Weight: 55.079 
Melting Point (°C): 
–92.78 (Lide 2003) 
Boiling Point (°C): 
97.14 (Lide 2003) 
Density (g/cm3 at 20°C): 
0.7818 (Weast 1982–83; Dean 1985) 
0.78182, 0.77682 (20°C, 25°C, Riddick et al. 1986) 
Molar Volume (cm3/mol): 
70.4 (calculated-density, Taft et al. 1985; Leahy 1986; Kamlet et al. 1986, 1987) 
78.5 (calculated-Le Bas method at normal boiling point) 
Dissociation Constant: 
33.54 (pKs, Riddick et al. 1986) 
Enthalpy of Vaporization, .Hvap, (kJ/mol): 
37.41, 32.77 (25°C, bp, Dreisbach 1961) 
36.03, 30.96 (25°C, bp, Riddick et al. 1986) 
Enthalpy of Fusion, .Hfus (kJ/mol): 
5.045 (Riddick et al. 1986) 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C or as indicated. Additional data at other temperatures designated * are 
compiled at the end of this section): 
104950 (Seidell 1941) 
105200 (Hansch et al. 1968) 
103000 (Dean 1985; Riddick et al. 1986; Howard 1990) 
55000, 65000 (20°C, 30°C, shake flask-GC, measured range 0–90°C, Stephenson 1994) 
Vapor Pressure (Pa at 25°C or as indicated and reported temperature dependence equations. Additional data at other 
temperatures designated * are compiled at the end of this section): 
6005* (interpolated-regression of tabulated data, temp range –35–97.1°C, Stull 1947) 
10114* (35.5°C, ebulliometry, measured range 35.5–97.35°C, Dreisbach & Shrader 1949) 
log (P/mmHg) = 7.15217 – 1398.2/(230 + t/°C); temp range 35.5–97.35°C, (Antoine eq., Dreisbach & Martin 
1949) 
5333* (22.05°C, measured range –84.66–22.05°C, Milazzo 1956) 
5950 (calculated by formula, Dreisbach 1961) 
log (P/mmHg) = 7.05846 – 1327.9/(221.0 + t/°C), temp range: 17–137°C, (Antoine eq. for liquid state, Dreisbach 
1961) 
log (P/mmHg) = [–0.2185 . 8769.0/(T/K)] + 8.079473; temp range: –35 to 97.1°C, (Antoine eq., Weast 1972–73) 
6140 (22.05°C, quoted exptl., Boublik et al. 1973, 1984) 
6163, 6143 (extrapolated values-Antoine eq., Boublik et al. 1984) 
log (P/kPa) = 5.89149 – 1181.562/(206.603 + t/°C), temp range: 35.5–97.39°C (Antoine eq. from reported exptl. 
data, Boublik et al. 1984) 
log (P/kPa) = 4.43918 – 677.415/(160.551 + t/°C), temp range: –84.7 to 22.05°C (Antoine eq. from reported 
exptl. data, Boublik et al. 1984) 
N 
© 2006 by Taylor & Francis Group, LLC

3204 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
6140 (extrapolated-Antoine eq., Dean 1985, 1992) 
log (P/mmHg) = 5.2782 – 665.52/(159.0 + t/°C), temp range: –84 to 22°C (Antoine eq., Dean 1985, 1992) 
5950 (selected, Riddick et al. 1986) 
log (P/kPa) = 6.27702 – 1398.2/(230 + t/°C), temp range not specified (Antoine eq., Riddick et al. 1986) 
log (P/kPa) = 7.15190 – 1894.10/(T/K); temp range: 9–25°C, (Antoine eq., Riddick et al. 1986) 
6306 (calculated-Antoine eq., Stephenson & Malanowski 1987) 
log (PL/kPa) = 7.395 – 3213/(T/K), temp range: 357–413 K, (Antoine eq.-I, Stephenson & Malanowski 1987) 
log (PL/kPa) = 10.31055 – 3994.667/(T/K), temp range: 373–413 K, (Antoine eq.-II, Stephenson & Malanowski 
1987) 
log (P/mmHg) = 33.7908 – 2.9113 . 103/(T/K) – 9.1506·log (T/K) + 1.1173 . 10–11·(T/K) + 3.2756 . 10–6·(T/K)2; 
temp range 180–564 K (vapor pressure eq., Yaws 1994) 
Henry’s Law Constant (Pa·m3/mol at 25°C): 
3.800 (partial pressure, Butler & Ramchandani 1935) 
3.748 (partial vapor pressure-GC, Buttery et al. 1969) 
3.752, 3.752, 4.114 (exptl., calculated-group contribution, calculated-bond contribution, Hine & Mookerjee 1975) 
5.947 (Howard 1990) 
Octanol/Water Partition Coefficient, log KOW: 
0.041 (shake flask, Collander 1951) 
0.16 (shake flask-GC, Hansch & Anderson 1967; Hansch et al. 1968) 
– 0.10 (shake flask-GC, Tanii & Hashimoto 1984) 
0.16 (recommended, Sangster 1989, 1993) 
0.16 (recommended, Hansch et al. 1995) 
Octanol/Air Partition Coefficient, log KOA: 
2.69 (head-space GC, Abraham et al. 2001) 
Bioconcentration Factor, log BCF: 
– 0.108 (estimated-KOW, Lyman et al. 1982; quoted, Howard 1990) 
Sorption Partition Coefficient, log KOC: 
0.079 (soil, estimated-KOW, Lyman et al. 1982; quoted, Howard 1990) 
Environmental Fate Rate Constants, k, or Half-Lives, t.: 
Volatilization: using Henry’s law constant, t. = 13.3 h was estimated for a model river 1 m deep flowing 1 m/s 
with wind speed 3 m/s (Lyman et al. 1982; quoted, Howard 1990). 
Photolysis: 
Oxidation: rate constant k, for gas-phase second order rate constants, kOH for reaction with OH radical, kNO3 
with NO3 radical and kO3 with O3 or as indicated, *data at other temperatures and/or the Arrhenius expression 
see reference: 
kOH* = (1.94 ± 0.20) . 10–13 cm3 molecule–1 s–1 at 298.2 K, measured range 298–423 K (flash photolysisresonance 
fluorescence, Harris et al. 1981) 
kOH = 1.9 . 10–13 cm3 molecule–1 s–1 at 298 K (Atkinson 1985) 
kOH = 1.94 . 10–13 cm3 molecule–1 s–1 at 298.2 K, k(soln) = 1.60 . 10–13 cm3 molecule–1 s–1 for the solutionphase 
reaction with hydroxyl radical in aqueous solution (Wallington et al. 1988) 
photooxidation t. = 83 d in air, based on experimental rate constant assuming t. = 12 h of sunlight for the 
vapor-phase reaction with hydroxyl radical in air and t. > 100 d for the reaction with ozone in the 
atmosphere (Howard 1990) 
kOH = 0.194 . 10–12 cm3 molecule–1 s–1 at 298.2 K (review, Atkinson 1989) 
Hydrolysis: 
Biodegradation: 
Biotransformation: 
Bioconcentration, Uptake (k1) and Elimination (k2) Rate Constants: 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3205 
Half-Lives in the Environment: 
Air: t. = 83 d, based on experimental rate constant assuming 12 h of sunlight for the vapor-phase reaction with 
hydroxyl radical in air and t. > 100 d for the reaction with ozone in the atmosphere (Harris et al. 1981; 
quoted, Howard 1990). 
TABLE 16.1.1.2.1 
Reported aqueous solubilities and vapor pressures of propionitrile at various temperatures 
log P = A – B/(T/K) (1) ln P = A – B/(T/K) (1a) 
log P = A – B/(C + t/°C) (2) ln P = A – B/(C + t/°C) (2a) 
log P = A – B/(C + T/K) (3) 
log P = A – B/(T/K) – C·log (T/K) (4) 
Aqueous solubility Vapor pressure 
Stephenson 1994 Stull 1947 Dreisbach & Shrader 1949 Milazzo 1956 
shake flask-GC summary of literature data ebulliometry 
t/°C S/g·m–3 t/°C P/Pa t/°C P/Pa t/°C P/Pa 
0 62000 –35.0 133.3 35.5 10114 –84.66 1 
20 55000 –13.8 666.6 43.76 16500 –77.01 2 
30 65000 –3.0 1333 70.45 42066 –67.42 6 
40 79000 8.8 2666 84.44 67661 –65.49 7 
50 94000 22 5333 97.35 101325 –59.72 13 
60 98000 30.1 7999 –52.96 17 
70 134000 41.4 13332 –46.19 49 
80 156000 58.2 26664 –34.95 133 
90 195000 77.7 53329 –22.85 356 
97.1 101325 –13.08 707 
–2.95 1347 
mp/°C –91.9 6.36 2400 
16.42 4146 
22.05 5333 
FIGURE 16.1.1.2.1 Logarithm of mole fraction solubility (ln x) versus reciprocal temperature for propionitrile. 
Propionitrile: solubility vs. 1/T 
-4.5 
-4.0 
-3.5 
-3.0 
-2.5 
0.0026 0.0028 0.003 0.0032 0.0034 0.0036 0.0038 
1/(T/K) 
x 
nl 
Stephenson 1994 
© 2006 by Taylor & Francis Group, LLC

3206 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
FIGURE 16.1.1.2.2 Logarithm of vapor pressure versus reciprocal temperature for propionitrile. 
Propionitrile: vapor pressure vs. 1/T 
-2.0 
-1.0 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
0.0026 0.003 0.0034 0.0038 0.0042 0.0046 0.005 0.0054 0.0058 
1/(T/K) 
P( gol 
S 
) aP/ 
Dreisbach & Shrader 1949 
Milazzo 1956 
Stull 1947 
b.p. = 97.14 °C m.p. = -92.78 °C 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3207 
16.1.1.3 Butyronitrile 
Common Name: n-Butyronitrile 
Synonym: butanenitrile 
Chemical Name: butyronitrile 
CAS Registry No: 109-74-0 
Molecular Formula: C4H7N, CH3CH2CH2CN 
Molecular Weight: 69.106 
Melting Point (°C): 
–111.9 (Lide 2003) 
Boiling Point (°C): 
117.6 (Lide 2003) 
Density (g/cm3): 
0.7911, 0.7865 (20°C, 25°C, Riddick et al. 1986) 
Dissociation Constant, pKa: 
Molar Volume (cm3/mol): 
88.4 (30°C, Stephenson & Malanowski 1987) 
100.7 (calculated-Le Bas method at normal boiling point) 
Enthalpy of Vaporization, .HV (kJ/mol): 
39.33, 34.43 (25°C, bp, Riddick et al. 1986) 
Enthalpy of Sublimation, .Hsubl (kJ/mol): 
Enthalpy of Fusion, .Hfus (kJ/mol): 
5.021 (Riddick et al. 1986) 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C or as indicated. Other data at other temperatures designated * are compiled 
at the end of this section): 
33000 (selected, Riddick et al. 1986) 
33500* (20°C, shake flask-GC/TC, measured range 0–90°C, Stephenson 1994) 
Vapor Pressure (Pa at 25°C or as indicated and the reported temperature dependence equations. Additional data at 
other temperatures designated * are compiled at the end of this section): 
1333* (25.7°C, summary of literature data, temp range –20 to 117.5°C, Stull 1947) 
3592* (30.64°C, ebulliometry, measured range 30.64–120.223°C, Meyer et al. 1971) 
log (P/mmHg) = 6.771124 – 1444.5851/(t/°C + 223.275); temp range 30.64–120.223°C (Antoine eq., 
ebulliometric measurements, Meyer et al. 1971) 
13831* (59.807°C, ebulliometry, measured range 59.807–127.707°C, Meyer & Hotz 1976) 
2546 (selected, Riddick et al. 1986) 
log (P/kPa) = 6.25390 – 1452.076/(t/°C + 224.1855); temp range not specified (Riddick et al. 1986) 
log (PL/kPa) = 6.25397 – 1452.076/(–46.9645 + T/K); temp range 332–401 K (Antoine eq., Stephenson & 
Malanowski 1987) 
log (P/mmHg) = 4.8780 – 2.5505 . 103/(T/K) + 3.6306·log (T/K) – 1.663 . 10–2·(T/K) + 1.0604 . 10–5·(T/K)2; 
temp range 161–582 K (vapor pressure eq., Yaws 1994) 
Henry’s Law Constant (Pa m3/mol at 25°C): 
Octanol/Water Partition Coefficient, log KOW: 
0.53 (shake flask-GC, Tanii & Hashimoto 1984) 
0.53 (recommended, Sangster 1993; Hansch et al. 1995) 
N 
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3208 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
Bioconcentration Factor, log BCF or log KB: 
Sorption Partition Coefficient, log KOC: 
TABLE 16.1.1.3.1 
Reported aqueous solubilities and vapor pressures of butyronitrile at various temperatures 
log P = A – B/(T/K) (1) ln P = A – B/(T/K) (1a) 
log P = A – B/(C + t/°C) (2) ln P = A – B/(C + t/°C) (2a) 
log P = A – B/(C + T/K) (3) 
log P = A – B/(T/K) – C·log (T/K) (4) 
Aqueous solubility Vapor pressure 
Stephenson 1994 Stull 1947 Meyer et al. 1971 Meyer & Hotz 1976 
shake flask-GC summary of literature data ebulliometry ebulliometry 
t/°C S/g·m–3 t/°C P/Pa t/°C P/Pa t/°C P/Pa 
0 37500 –20.0 133.3 30.64 3592 59.807 13831 
20 33500 2.10 666.6 39.03 5459 65.615 17513 
30 33100 13.4 1333 49.913 9041 71.638 22151 
40 32500 25.7 2666 59.226 13527 77.023 27111 
50 32300 38.4 5333 67.536 18888 83.599 34366 
60 32100 47.3 7999 77.313 27448 89.462 42109 
70 31900 59.0 13332 86.71 39316 96.022 52382 
80 34000 76.7 26664 93.675 48525 102.279 63984 
90 36100 96.8 53329 100.638 60811 109.175 79081 
117.5 101325 100.701 60928 115.651 95737 
107.041 74214 121.838 114148 
mp/°C 112.04 88451 127.707 134135 
117.254 100344 
120.223 109170 
bp/°C 117.583 
log P = A – B/(C + t/°C) 
P/mmHg 
A 6.771124 
B 1444.5851 
C 223.275 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3209 
FIGURE 16.1.1.3.1 Logarithm of mole fraction solubility (ln x) versus reciprocal temperature for butyronitrile. 
FIGURE 16.1.1.3.2 Logarithm of vapor pressure versus reciprocal temperature for butyronitrile. 
Butyronitrile: solubility vs. 1/T 
-5.5 
-5.0 
-4.5 
-4.0 
-3.5 
0.0026 0.0028 0.003 0.0032 0.0034 0.0036 0.0038 
1/(T/K) 
x nl 
Stephenson 1994 
Butyronitrile: vapor pressure vs. 1/T 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
7.0 
8.0 
0.0022 0.0026 0.003 0.0034 0.0038 0.0042 
1/(T/K) 
P 
( gol 
S 
) aP/ 
Meyer et al. 1971 
Meyer & Hotz 1976 
Stull 1947 
b.p. = 117.6 °C 
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3210 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
16.1.1.4 Acrylonitrile (2-Propenenitrile) 
Common Name: Acrylonitrile 
Synonym: cyanoethylene, propenenitrile, 2-propenenitrile, vinyl cyanide 
Chemical Name: acrylonitrile, cyanoethylene 
CAS Registry No: 107-13-1 
Molecular Formula: C3H3N, CH2=CHCN 
Molecular Weight: 53.063 
Melting Point (°C): 
–83.48 (Lide 2003) 
Boiling Point (°C): 
77.30 (Riddick et al. 1986; Howard 1989; Lide 2003) 
Density (g/cm3 at 20°C): 
0.8060, 0.8004 (20°C, 25°C, Riddick et al. 1986) 
Molar Volume (cm3/mol): 
65.8 (20°C, calculated-density) 
71.1 (calculated-Le Bas method at normal boiling point) 
Dissociation Constant, pKa: 
Enthalpy of Fusion, .Hfus (kJ/mol): 
6.230 (Riddick et al. 1986) 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C or as indicated. Additional data at other temperatures designated * are 
compiled at the end of this section): 
79000 (Klein et al. 1957) 
75000 (Gunther et al. 1968) 
73500 (20°C, Windholz 1976) 
73240 (shake flask-LSC, Veith et al. 1980) 
7.35 wt%* (20°C, Kirk-Othmer Encyclopedia 3rd ed., measured range 0–60°C, quoted, Basu et al. 1983) 
73500 (20°C, Riddick et al. 1986) 
69000*, 66400 (20°C, 30°C, shake flask-GC, measured range 0–70°C, Stephenson 1994) 
Vapor Pressure (Pa at 25°C or as indicated and reported temperature dependence equations. Additional data at other 
temperatures designated * are compiled at the end of this section): 
14340* (interpolated-regression of tabulated data, temp range –51 to 78.5°C, Stull 1947) 
11732* (20°C, temp range 20–77°C, Gudkov et al. 1964; quoted, Boublik et al. 1984) 
14100 (Hoy 1970) 
log (P/mmHg) = [–0.2185 . 7941.4/(T/K)] + 7.851016; temp range: –51 to 78.5°C, (Antoine eq., Weast 1972–73) 
14720 (extrapolated-Antoine eq., Boublik et al. 1984) 
log (P/kPa) = 4.77668 – 649.583/(155.006 + t/°C), temp range 20–70°C (Antoine eq. from reported exptl. data, 
Boublik et al. 1984) 
14370 (Daubert & Danner 1985) 
15240 (calculated-Antoine eq., Dean 1985, 1992) 
log (P/mmHg) = 7.03855 – 1232.53/(222.47 + t/°C), temp range –20 to 140°C (Antoine eq., Dean 1985, 1992) 
11000 (20°C, Riddick et al. 1986) 
log (P/kPa) = 6.643 – 11644.7/(T/K), temp range not specified (Antoine eq., Riddick et al. 1986) 
14560 (interpolated-Antoine eq.-II, Stephenson & Malanowski 1987) 
log (PL/kPa) = 6.12021 – 1288.9/(–38.74 + T/K); temp range 257–352 K (Antoine eq.-I, Stephenson & 
Malanowski 1987) 
log (PL/kPa) = 6.4811 – 1518.381/(–12.003 + T/K); temp range 283–343 K (Antoine eq.-II, Stephenson & 
Malanowski 1987)
N 
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Nitrogen and Sulfur Compounds 3211 
15600 (calculated-solvatochromic parameters, Banerjee et al. 1990) 
log (P/mmHg) = 35.921 – 2.7763 . 103/(T/K) – 10.101·log (T/K) – 3.1547 . 10–10·(T/K) + 4.7299 . 10–6·(T/K)2; 
temp range 190–535 K (vapor pressure eq., Yaws 1994) 
Henry’s Law Constant (Pa·m3/mol at 25°C): 
11.14 (Bocek 1976; quoted, Basu et al. 1983; Howard 1989) 
8.918 (calculated-P/C, Mabey et al. 1982) 
9.420 (quoted, WERL Treatability Database, Ryan et al. 1988) 
Octanol/Water Partition Coefficient, log KOW: 
0.25 (shake flask-HPLC, Pratesi et al. 1979) 
0.00 (shake flask, Fujisawa & Masuhara 1980, 1981) 
0.09 (shake flask-GC, Tanii & Hashimoto 1984) 
0.25 (Hansch & Leo 1985) 
0.25 (recommended, Sangster 1989) 
0.25 (recommended, Hansch et al. 1995) 
Octanol/Air Partition Coefficient, log KOA: 
Bioconcentration Factor, log BCF: 
1.68 (bluegill sunfish, Barrows et al. 1978) 
0.00 (estimated-S, Kenaga 1980) 
1.68, 0.32 (bluegill sunfish, calculated-KOW, Veith et al. 1980) 
0.017 (microorganisms-water, calculated-KOW, Mabey et al. 1982) 
Sorption Partition Coefficient, log KOC: 
0.954 (soil, calculated-S, Kenaga 1980) 
–0.071 (sediment-water, calculated-KOW, Mabey et al. 1982) 
1.101, 1.006; 1.09 (Captina silt loam, McLaurin sandy loam; weighted mean, batch equilibrium-sorption isotherm, 
Walton et al. 1992) 
–0.0899 (calculated-KOW, Walton et al. 1992) 
–0.0890 (calculated-KOW, Kollig 1993) 
Environmental Fate Rate Constants, k, or Half-Lives, t.: 
Volatilization: t. = 6, 1.2, 4.8 d in a typical pond, river and lake are 6, 1.2, and 4.8 d, respectively, with the 
reaeration for oxygen in typical bodies of water (Lyman et al. 1982; quoted, Howard 1989) 
evaporation t. = 795 min from water with an assumed 1-m depth (Basu et. al. 1983). 
Photolysis: 
Oxidation: rate constant k, for gas-phase second order rate constants, kOH for reaction with OH radical, kNO3 
with NO3 radical and kO3 with O3 or as indicated, *data at other temperatures see reference: 
k < 1 . 108 M–1 h–1 for singlet oxygen, and 36 M–1 h–1 for peroxy radical at 25°C (Mabey et al. 1982) 
t. = 4.0 h for photooxidation in the troposphere (Callahan et al. 1979) 
kOH = (40.6 ± 4.1) . 10–13 cm3 molecule–1 s–1 at 299 K (flash photolysis-resonance fluorescence technique, 
Harris et al. 1981) 
kO3 < 1 . 10–19 cm3 molecule–1 s–1 at 296 ± 2 K, and tropospheric lifetimes, . > 115 d and . = 3 d due to 
reactions with O3 and OH radical, respectively (Atkinson et al. 1982) 
kO3 < 1 . 10–19 cm3 molecule–1 s–1 at 296 ± 2 K (Atkinson et al. 1983; quoted, Atkinson & Carter 1984) 
t. = 3.5 d for the reaction with photochemically produced hydroxyl radical by the sunlight (Edney et al. 
1983; quoted, Howard 1989) 
kOH = 4.8 . 10–12 cm3 molecule–1 s–1 at 298.7 K, and kOH = 3.4 . 10–12 cm3 molecule–1 s–1 at 296 K (review, 
flash photolysis-resonance fluorescence technique Atkinson 1985) 
photooxidation t. = 3.4–189 h, based on measured rate constant for the reaction with hydroxyl radical in 
air (Howard et al. 1991) 
kOH = (3.4 – 4.80) . 10–12 cm3 molecule–1 s–1 at 296–298.2 K (review, Atkinson 1989) 
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3212 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
Hydrolysis: k(acid) = 4.2 . 10–2 M–1 h–1 at pH 5.0 with t. = 188 yr and k(base) = 6.1 . 10–2 M–1 h–1 at pH 9.0 
with t. = 13 yr (Ellington et al. 1987; quoted, Howard et al. 1991, Kollig 1993); 
t. = 1210 yr at pH 7.0, based on measured acid and base catalyzed hydrolysis constants (Ellington et al. 
1987; quoted, Howard et al. 1991) 
t. = 69 d at pH 2, t. = 440000 d at pH 7 and t. = 4.7 d at pH 12 in natural waters (Capel & Larson 1995). 
Biodegradation: t.(aq. aerobic) = 30–552 h, based on river die-away test data (Going et al. 1979; Ludzack 
et al. 1958; quoted, Howard et al. 1991); t.(aq. anaerobic) = 120–2208 h, based on estimated aqueous aerobic 
biodegradation half-life (Howard et al. 1991) 
14C labeled acrylonitrile at concentrations up to 100 ppm was completely degraded within 2.0 d in a London 
soil under aerobic conditions (Donberg et al. 1992) 
t.(aerobic) = 1.3 d, t.(anaerobic) = 5 d in natural waters (Capel & Larson 1995) 
Biotransformation: k = of 3 . 10–9 mL cell–1 h–1 for bacterial transformation in water (Mabey et al. 1982). 
Bioconcentration, Uptake (k1) and Elimination (k2) Rate Constants: 
Half-Lives in the Environment: 
Air: t. = 4.0 h for photooxidation in the troposphere (Callahan et al. 1979); 
t. = 3.5 d for the reaction with photochemically produced hydroxyl radical by the sunlight (Edney et al. 
1983; quoted, Howard 1989); 
photooxidation t. = 13.4–189 h, based on measured rate constant for the reaction with hydroxyl radicals in 
air (Atkinson 1985; quoted, Howard et al. 1991); 
atmospheric transformation lifetime was estimated to be 1 – 5 to > 5 d (Kelly et al. 1994). 
Surface water: t. = 30–552 h, based on estimated aqueous aerobic biodegradation half-life (Howard et al. 1991) 
Biodegradation t.(aerobic) = 100 d, t.(anaerobic) = 400 d; hydrolysis t. = 69 d at pH 2, t. = 440000 d at 
pH 7 and t. = 4.7 d at pH 12 in natural waters (Capel & Larson 1995). 
Groundwater: t. = 60–1104 h based on estimated aqueous aerobic biodegradation half-life (Howard et al. 1991). 
Sediment: 
Soil: t. < 10 d in soil (USEPA 1979; quoted, Ryan et al. 1988); 
t. = 30–552 h based on estimated aqueous aerobic biodegradation half-life (Howard et al. 1991). 
Biota: 
TABLE 16.1.1.4.1 
Reported aqueous solubilities and vapor pressures of acrylonitrile at various temperatures 
Aqueous solubility Vapor pressure 
Othmer Encyclopedia Stephenson 1994 Stull 1947 Gudkov et al. 1964 
Basu et al. 1983 shake flask-GC summary of literature data in Boublik et al. 1984 
t/°C S/g·m–3 t/°C S/g·m–3 t/°C P/Pa t/°C P/Pa 
0 72000 0 65800 –51.0 133.3 20 11732 
20 73500 10 66800 –30.7 666.6 30 18932 
40 79000 20 69000 –20.3 1333 40 27998 
60 91000 30 66400 –9.0 2666 50 38530 
40 68800 3.8 5333 60 57328 
50 73600 11.8 7999 70 78660 
60 73900 22.8 13332 
70 85600 38.7 26664 
58.3 53329 
78.5 101325 
mp/°C –82.0 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3213 
FIGURE 16.1.1.4.1 Logarithm of mole fraction solubility (ln x) versus reciprocal temperature for acrylonitrile. 
FIGURE 16.1.1.4.2 Logarithm of vapor pressure versus reciprocal temperature for acrylonitrile. 
Acrylonitrile: solubility vs. 1/T 
-4.5 
-4.0 
-3.5 
-3.0 
-2.5 
0.0026 0.0028 0.003 0.0032 0.0034 0.0036 0.0038 
1/(T/K) 
x nl 
Basu et al. 1983 
Stephenson 1994 
Veith et al. 1980 
Acrylonitrile: vapor pressure vs. 1/T 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
7.0 
8.0 
0.0026 0.003 0.0034 0.0038 0.0042 0.0046 0.005 0.0054 
1/(T/K) 
P( gol 
S 
) aP/ 
Gudkov et al. 1964 
Stull 1947 
b.p. = 77.3 °C m.p. = -83.48 °C 
© 2006 by Taylor & Francis Group, LLC

3214 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
16.1.1.5 Benzonitrile 
Common Name: Benzonitrile 
Synonym: benzenecarbonitrile, cyanobenzene, phenyl cyanide 
Chemical Name: benzonitrile, benzoic acid nitrile 
CAS Registry No: 100-47-0 
Molecular Formula: C6H5CN 
Molecular Weight: 103.122 
Melting Point (°C): 
–13.99 (Lide 2003) 
Boiling Point (°C): 
191.1 (Lide 2003) 
Density (g/cm3 at 20°C): 
1.0006 (25°C, Dean 1985; Riddick et al. 1986) 
Molar Volume (cm3/mol): 
103.1 (25°C, calculated-density) 
107.9 (calculated-Le Bas method at normal boiling point) 
Dissociation Constant, pKa: 
Enthalpy of Vaporization, .HV (kJ/mol): 
55.48, 45.94 (25°C, bp, Riddick et al. 1986) 
Enthalpy of Fusion, .Hfus (kJ/mol): 
10.88 (Riddick et al. 1986) 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C or as indicated. Additional data at other temperatures designated * are 
compiled at the end of this section): 
4330 (shake flask-UV, McGowan et al. 1966) 
2000 (Dean 1985; Riddick et al. 1986) 
10000 (selected, Yaws et al. 1990) 
4000* (shake flask-GC/TC, measured range 0–90°C, Stephenson 1994) 
Vapor Pressure (Pa at 25°C and reported temperature dependence equations. Additional data at other temperatures 
designated * are compiled at the end of this section): 
133.3* (38.4°C, static method, measured range 38.4–190.6°C, Kahlbaum 1898) 
133.3* (28.2°C, summary of literature data, temp range 28.2–190.6°C, Stull 1947) 
log (P/mmHg) = [–0.2185 . 11341.0/(T/K)] + 8.239760; temp range: 28.2–190.6°C (Antoine eq., Weast 1972–73) 
78.86 (calculated-Antoine eq., Dean 1985, 1992) 
log (P/mmHg) = 6.74631 – 1436.72/(181 + t/°C), temp range: liquid (Antoine eq., Dean 1985, 1992) 
100.0 (Riddick et al. 1986) 
log (P/kPa) = 5.87121 – 1436.72/(181.0 + t/°C), temp range not specified (Antoine eq., Riddick et al. 1986) 
106.0 (extrapolated-Antoine eq., Stephenson & Malanowski 1987) 
log (PL/kPa) = 6.79506 – 2066.71/(–32.19 + T/K), temp range 301–464 K (Antoine eq.-I, Stephenson & 
Malanowski 1987) 
Henry’s Law Constant (Pa·m3/mol at 25°C): 
55.32 (computed-vapor-liquid equilibrium VLE data, Yaws et al. 1991) 
Octanol/Water Partition Coefficient, log KOW: 
1.56 (shake flask-UV spectrophotometry, Fujita et al. 1964; quoted, Leo et al. 1969; Hansch & Leo 1979) 
1.56 (shake flask-UV, Holmes & Lough 1976) 
N 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3215 
1.67 (calculated-fragment const., Rekker 1977) 
1.56 (shake flask at pH 7, Unger et al. 1978) 
1.66 (RP-HPLC-k. correlation, Miyake & Terada 1982) 
1.65 ± 0.01 (HPLC-RV correlation-ALPM, Garst & Wilson 1984) 
1.50 (HPLC-k. correlation, Haky & Young 1984) 
1.56 (shake flask-GC, Tanii & Hashimoto 1984) 
1.56 (RP-HPLC-capacity ratio, Minick et al. 1988) 
1.45 (RP-HPLC-RT correlation, ODS column with masking agent, Bechalany et al. 1989) 
1.56 (recommended, Sangster 1989, 1993) 
1.56 (shake flask-GC, Alcorn et al. 1993) 
1.56 (recommended, Hansch et al. 1995) 
Octanol/Air Partition Coefficient, log KOA: 
4.46 (head-space GC, Abraham et al. 2001) 
Bioconcentration Factor, log BCF: 
Sorption Partition Coefficient, log KOC: 
Environmental Fate Rate Constants, k, or Half-Lives, t.: 
Volatilization: 
Photolysis: 
Oxidation: rate constant k; for gas-phase second order rate constants, kOH for reaction with OH radical, kNO3 
with NO3 radical and kO3 with O3 or as indicated, *data at other temperatures see reference: 
kOH = 3.3 . 10–13 cm3 molecule–1 s–1 at room temp. (Zetzsch 1982; Atkinson 1989) 
kOH(calc) = 4.2 . 10–13 cm3 molecule–1 s–1 at room temp. (Atkinson 1985) 
kOH(calc) = 3.9 . 10–13 cm3 molecule–1 s–1 at room temp. (Atkinson et al. 1985) 
kOH(calc) = 3.6 . 10–13 cm3 molecule–1 s–1, kOH(obs) = 3.3 . 10–13 cm3 molecule–1 s–1 at room temp. (SAR 
structure-activity relationship, Atkinson 1987) 
kOH(calc) = 4.1 . 10–13 cm3 molecule–1 s–1 (molecular orbital calculations, Klamt 1993) 
Hydrolysis: 
Biodegradation: 
Biotransformation: 
Bioconcentration, Uptake (k1) and Elimination (k2) Rate Constants: 
Half-Lives in the Environment: 
Surface water: an estimated t. = 1.3 d in Rhine River in case of first order reduction process (Zoeteman et al. 1980) 
TABLE 16.1.1.5.1 
Reported aqueous solubilities and vapor pressures of butyronitrile at various temperatures 
Aqueous solubility Vapor pressure 
Stephenson 1994 Kahlbaum 1898* Stull 1947 
shake flask-GC static-manometer summary of literature data 
t/°C S/g·m–3 t/°C P/Pa t/°C P/Pa t/°C P/Pa 
0 3500 38.4 133.3 141.4 26664 28.2 133.3 
10 3300 45.3 266.6 155.8 39997 55.3 666.6 
20 4000 50.0 400.0 165.8 53329 69.2 1333 
40 4500 53.8 533.3 174.4 66661 83.4 2666 
50 3800 56.9 666.6 181.6 79993 99.6 5333 
60 4200 69.1 1333.2 187.7 93326 109.8 7999 
(Continued) 
© 2006 by Taylor & Francis Group, LLC

3216 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
TABLE 16.1.1.5.1 (Continued) 
Aqueous solubility Vapor pressure 
Stephenson 1994 Stull 1947 Meyer et al. 1971 Meyer & Hotz 1976 
shake flask-GC summary of literature data ebulliometry ebulliometry 
t/°C S/g·m–3 t/°C P/Pa t/°C P/Pa t/°C P/Pa 
70 6000 83.0 2666.4 190.6 101325 123.5 13332 
80 9500 92.1 3999.7 144.1 26664 
90 9100 98.5 5332.9 *complete list see ref. 156.7 53329 
103.9 6666.1 190.6 101325 
.Hsol/(kJ mol–1) 113.7 9999.2 
25 EC 121.3 13332 mp/EC –12.9 
FIGURE 16.1.1.5.1 Logarithm of mole fraction solubility (ln x) versus reciprocal temperature for benzonitrile. 
Benzonitrile: solubility vs. 1/T 
-8.0 
-7.5 
-7.0 
-6.5 
-6.0 
0.0026 0.0028 0.003 0.0032 0.0034 0.0036 0.0038 
1/(T/K) 
x n l 
Stephenson 1994 
McGowan et al. 1966 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3217 
FIGURE 16.1.1.5.2 Logarithm of vapor pressure versus reciprocal temperature for benzonitrile. 
Benzonitrile: vapor pressure vs. 1/T 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
7.0 
8.0 
0.0018 0.0022 0.0026 0.003 0.0034 0.0038 0.0042 
1/(T/K) 
log(PS/Pa) 
Kahlbaum 1898 
Stull 1947 
b.p. = 191.1 °C m.p. = -13.99 °C 
© 2006 by Taylor & Francis Group, LLC

3218 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
16.1.2 ALIPHATIC AMINES 
16.1.2.1 Dimethylamine 
Common Name: Dimethylamine 
Synonym: aminomethylmethane, N-methylmethanamine 
Chemical Name: aminomethylmethane, dimethylamine 
CAS Registry No: 124-40-3 
Molecular Formula: C2H7N, CH3NHCH3 
Molecular Weight: 45.084 
Melting Point (°C): 
–92.18 (Lide 2003) 
Boiling Point (°C): 
6.88 (Lide 2003) 
Density (g/cm3 at 20°C): 
0.6804 (0°C, Weast 1982–83) 
0.6556, 0.6496 (20°C, 25°C, Riddick et al. 1986) 
Molar Volume (cm3/mol): 
68.8 (20°C, calculated-density) 
67.5 (calculated-Le Bas method at normal boiling point) 
Dissociation Constant, pKa: 
10.732 (Perrin 1965; Weast 1982–83; Howard 1990) 
10.77 (protonated cation + 1, Dean 1985) 
10.77 (Sangster 1989) 
Enthalpy of Vaporization, .HV (kJ/mol): 
23.84, 24.61 (25°C, bp, Dreisbach 1961) 
23.65, 24.61 (25°C, bp, Riddick et al. 1986) 
Enthalpy of Fusion, .Hfus (kJ/mol): 
5.941 (Riddick et al. 1986) 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C): 
very soluble (Dean 1985) 
620000 (selected, Yaws et al. 1990) 
miscible (Stephenson 1993b) 
Vapor Pressure (Pa at 25°C and reported temperature dependence equations. Additional data at other temperatures 
designated * are compiled at the end of this section): 
101141* (280.018 K, static method, measured range 201.387–280.018 K, Ashton et al. 1939) 
236420* (extrapolated-regression of tabulated data, temp range –87.2 to + 7.4°C, Stull 1947) 
196800 (calculated by formula, Dreisbach 1961) 
log (P/mmHg) = 7.06396 – 1024.4/(238.0 + t/°C), temp range –55 to 37°C, (Antoine eq. for liquid state, 
Dreisbach 1961) 
log (P/mmHg) = [–0.2185 . 6660.0/(T/K)] + 7.995166; temp range –87.7 to 162.6°C, (Antoine eq., Weast 
1972–73) 
172220 (20°C, Verschueren 1983) 
206180 (extrapolated-Antoine eq., Boublik et al. 1984) 
log (P/kPa) = 6.21132 – 962.001/(221.852 + t/°C), temp range –71.77 to 6.858°C (Antoine eq. from reported 
exptl. data, Boublik et al. 1984) 
202620 (Daubert & Danner 1985) 
206000 (extrapolated-Antoine eq., Dean 1985, 1992) 
log (P/mmHg) = 7.08212 – 960.242/(221.67 + t/°C), temp range –72 to 6°C (Antoine eq., Dean 1985, 1992) 
HN 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3219 
196800 (quoted lit., Riddick et al. 1986) 
log (P/kPa) = 6.18886 – 1-024.40/(238.0 + t/°C), temp range not specified (Antoine eq., Riddick et al. 1986) 
205300 (interpolated-Antoine eq-II., Stephenson & Malanowski 1987) 
log (PL/kPa) = 6.29031 – 993.586/(–48.12 + T/K), temp range 201–280 K (Antoine eq.-I, Stephenson & 
Malanowski 1987) 
log (PL/kPa) = 6.20646 – 965.728/(–50.151 + T/K), temp range 277–360 K (Antoine eq.-II, Stephenson & 
Malanowski 1987) 
log (PL/kPa) = 7.81489 – 2369.425/(141.433 + T/K), temp range 358–438 K (Antoine eq.-III, Stephenson & 
Malanowski 1987) 
log (P/mmHg) = 36.9182 – 2.4965 . 103/(T/K) – 10.417·log (T/K) – 1.6287 . 10–9·(T/K) + 4.6496 . 10–6·(T/K)2; 
temp range 181–438 K (vapor pressure eq., Yaws 1994) 
Henry’s Law Constant (Pa·m3/mol at 25°C): 
1.796 (exptl., Hine & Mookerjee 1975; quoted, Howard 1990) 
1.796, 1.03 (calculated-group contribution, calculated-bond contribution, Hine & Mookerjee 1975) 
2.718 (calculated-molecular structure, Russell et al. 1992) 
Octanol/Water Partition Coefficient, log KOW: 
–0.38 (shake flask-RC at pH 13, Wolfenden 1978) 
–0.38 (Hansch & Leo 1985) 
–0.38 (recommended, Sangster 1989; 1993) 
–0.38 (recommended, Hansch et al. 1995) 
Octanol/Air Partition Coefficient, log KOA: 
2.00 (calculated-Soct and vapor pressure P, Abraham et al. 2001) 
Bioconcentration Factor, log BCF: 
–0.523 (calculated-KOW, Lyman et al. 1982; quoted, Howard 1990) 
Sorption Partition Coefficient, log KOC: 
2.638 (adsorption isotherm average for five soils, Rao & Davidson 1982; quoted, Howard 1990) 
0.602; 2.212; 2.706 (Podzol soil; Alfisol soil; sediment, von Oepen et al. 1991) 
2.63 (soil, calculated-MCI, Sabljic et al. 1995) 
Environmental Fate Rate Constants, k, or Half-Lives, t.: 
Volatilization: using Henry’s law constant, t. = 35.1 h was estimated for a model river of 1 m deep flowing at 
1 m/s with a wind velocity of 3 m/s (Lyman et al. 1982; selected, Howard 1990). 
Photolysis: 
Oxidation: rate constant k, for gas-phase second order rate constants, kOH for reaction with OH radical, kNO3 
with NO3 radical and kO3 with O3 or as indicated: 
kOH = 6.54 . 10–11 cm3 molecule–1 s–1 at 299 K (Atkinson et al. 1977; quoted, Carlier et al. 1986; Atkinson 
1989) 
photooxidation t. = 5.9 h in air was estimated for the vapor phase reaction with hydroxyl radical of 5 . 105 
radicals/cm3 in air (Atkinson et al. 1978; Atkinson 1985; quoted, Howard 1990); 
kO3 = (2.61 ± 0.30) . 10–18 cm3 molecule–1 s–1 at 296 ± 2 K (Atkinson & Carter 1984; quoted, Atkinson 1985) 
kOH = 6.5 . 10–11 cm3 ± molecule–1 s–1 for the gas-phase reaction with 5 . 105 OH radicals/cm3 at room temp. 
having a loss rate of 2.8 d–1 (Atkinson 1985) 
kOH(calc) = 63 . 10–12 cm3 molecule–1 s–1 at room temp. (Atkinson 1987). 
Hydrolysis: 
Biodegradation: aqueous aerobic t. = 2–79 h, based on river die-away test data (Digeronimo et al. 1979; Dojlido 
1979; selected, Howard et al. 1991); aqueous anaerobic t. = 8–316 h, based on estimated unacclimated 
aqueous aerobic biodegradation half-life (Howard et al. 1991). 
Biotransformation: 
Bioconcentration, Uptake (k1) and Elimination (k2) Rate Constants: 
© 2006 by Taylor & Francis Group, LLC

3220 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
Half-Lives in the Environment: 
Air: t. = 5.9 h was estimated for the vapor phase reaction with hydroxyl radical of 5 . 105 radicals/cm3 in air 
(Atkinson et al. 1978; Atkinson 1985; quoted, Howard 1990); 
photooxidation t. = 0.892–9.20 h, based on measured rate constant for the gas-phase reaction with OH 
radical (Atkinson 1985; quoted, Howard et al. 1991) and ozone (Tuazon et al. 1978; selected, Howard 
et al. 1991). 
Surface water: t. = 2–79 h, based on estimated unacclimated aqueous aerobic biodegradation half-life (Howard 
et al. 1991). 
Groundwater: t. = 4–158 h, based on estimated unacclimated aqueous aerobic biodegradation half-life (Howard 
et al. 1991). 
Sediment: 
Soil: t. = 86–336 h, based on soil die-away test data (Tate & Alexander 1976; Greene et al. 1981; selected, 
Howard et al. 1991). 
Biota: 
TABLE 16.1.2.1.1 
Reported vapor pressures of dimethylamine at various temperatures and the coefficients for the vapor 
pressure equations 
log P = A – B/(T/K) (1) ln P = A – B/(T/K) (1a) 
log P = A – B/(C + t/°C) (2) ln P = A – B/(C + t/°C) (2a) 
log P = A – B/(C + T/K) (3) 
log P = A – B/(T/K) – C·log (T/K) (4) 
log P = A – B/(T/K) – C log (T/K) + D·(T/K) – E·(T/K)2 + F·(T/K)3 (5) 
Ashton et al. 1939 Stull 1947 
static method summary of literature data 
T/K P/Pa t/°C P/Pa 
201.387 648 bp/K 280.04 –87.7 133.3 
213.802 1959 mp/K 180.97 –72.2 666.6 
222.078 3780 .HV/(kJ mol–1) = 26.48 (bp) –64.6 1333 
232.137 7775 .Hfus/(kJ mol–1) = 5.94 (mp) –56.0 2666 
242.078 14743 –46.7 5333 
249.640 22949 eq. 5 P/mmHg –40.7 7999 
256.449 33269 A 32.26370 –32.6 13332 
262.977 46404 B 2460.10 –20.4 26664 
270.182 65491 C 8.6390 –7.1 53329 
275.934 84860 D 7.6055.10–3 7.4 101325 
279.980 100974 E 3.51389.10–5 
277.680 91519 F 5.3241.10–8 mp/°C –96.0 
280.018 101141 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3221 
FIGURE 16.1.2.1.1 Logarithm of vapor pressure versus reciprocal temperature for dimethylamine. 
Dimethylamine: vapor pressure vs. 1/T 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
7.0 
8.0 
0.0034 0.0038 0.0042 0.0046 0.005 0.0054 0.0058 
1/(T/K) 
P 
( gol 
S 
) aP/ 
Aston et al. 1939 
Stull 1947 
b.p. = 6.88 °C m.p. = -92.18 °C 
© 2006 by Taylor & Francis Group, LLC

3222 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
16.1.2.2 Trimethylamine 
Common Name: Trimethylamine 
Synonym: dimethylamino methane, TMA 
Chemical Name: trimethylamine 
CAS Registry No: 75-50-3 
Molecular Formula: C3H9N, CH3N(CH3)2 
Molecular Weight: 59.110 
Melting Point (°C): 
–117.1 (Lide 2003) 
Boiling Point (C): 
2.87 (Lide 2003) 
Density (g/cm3 at 20°C): 
0.6356 (Weast 1982–83) 
Molar Volume (cm3/mol): 
93 (20°C, calculated-density) 
93.3 (calculated-Le Bas method at normal boiling point) 
Dissociation Constant, pKa: 
9.801, 9.987 (Perrin 1972; quoted, Howard 1990) 
9.80 (pKa, protonated cation + 1, Dean 1985) 
9.79 (pKa, Sangster 1989) 
Enthalpy of Vaporization, .HV (kJ/mol): 
22.85, 24.13 (25°C, bp, Dreisbach 1961) 
Enthalpy of Fusion, .Hfus (kJ/mol): 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C) or as indicated: 
410000 (Dean 1985) 
890000 (30°C, Howard 1990) 
291000 (selected, Yaws et al. 1990) 
miscible (Stephenson 1993b) 
Vapor Pressure (Pa at 25°C or as indicated and reported temperature dependence equations. Additional data at other 
temperatures designated * are compiled at the end of this chapter): 
221715* (isoteniscope, measured range 0–40°C, Swift & Hochanadel 1945) 
log (P/mmHg) = 24.91300 – 2018.37/(T/K) – 6.0303 · log (T/K); temp range 0–40°C (isoteniscope method, 
Swift & Hochanadel 1945) 
265200* (extrapolated-regression of tabulated data, temp range –97.1 to + 2.9°C, Stull 1947) 
226540 (calculated by formula, Dreisbach 1961) 
log (P/mmHg) = 6.97038 – 968.7/(234.0 + t/°C), temp range –58 to 32°C (Antoine eq. for liquid state, Dreisbach 1961) 
log (P/mmHg) = [–0.2185 . 6361.7/(T/K)] + 7.952370; temp range –97.1 to 2.9°C (Antoine eq., Weast 1972–73) 
192500 (20°C, 30°C, Verschueren 1983) 
219300, 221800 (extrapolated-Antoine eq., interpolated-Antoine eq., Boublik et al. 1984) 
log (P/kPa) = 5.98554 – 1957.276/(237.664 + t/°C), temp range –80.3 to 3.45°C (Antoine eq. from reported 
exptl. data, Boublik et al. 1984) 
log (P/kPa) = 5.87712 – 894.366/(228.276 + t/°C), temp range 0–40°C (Antoine eq. from reported exptl. data, 
Boublik et al. 1984) 
214200 (Daubert & Danner 1985) 
219000 (extrapolated-Antoine eq., Dean 1985, 1992) 
log (P/mmHg) = 6.85755 – 955.94/(237.52 + t/°C), temp range –80 to 3°C (Antoine eq., Dean 1985, 1992) 
219900 (extrapolated-Antoine eq., Stephenson & Malanowski 1987) 
N 
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Nitrogen and Sulfur Compounds 3223 
log (PL/kPa) = 6.01402 – 968.978/(–34.253 + T/K), temp range 192–277 K (Antoine eq., Stephenson & 
Malanowski 1987) 
log (P/mmHg) = 58.6807 – 2.686 . 103/(T/K) – 20.36·log (T/K) + 1.3131 . 10–2·(T/K) – 6.563 . 10–13·(T/K)2; 
temp range 156–433 K (vapor pressure eq., Yaws 1994) 
Henry’s Law Constant (Pa·m3/mol at 25°C): 
6.672 (exptl., Hine & Mookerjee 1975) 
12.71, 2.16 (calculated-group contribution, calculated-bond contribution, Hine & Mookerjee 1975) 
15.64 (calculated-molecular structure, Russell et al. 1992) 
Octanol/Water Partition Coefficient, log KOW: 
0.27 (shake flask-TN, Sandell 1962; quoted, Leo et al. 1971) 
0.27; 0.20 (calculated-f const., calculated-. const., Rekker 1977) 
0.16 (shake flask, Hansch & Leo 1985) 
0.16 (recommended, Sangster 1989) 
0.16 (recommended, Hansch et al. 1995) 
Octanol/Air Partition Coefficient, log KOA: 
Bioconcentration Factor, log BCF: 
< 0.0 (estimated-KOW, Lyman et al. 1982; quoted, Howard 1990) 
Sorption Partition Coefficient, log KOC: 
1.462 (soil, estimated-KOW, Lyman et al. 1982; quoted, Howard 1990) 
0.602 (soil, estimated-solubility, Lyman et al. 1982; quoted, Howard 1990) 
0.778; 2.365; 2.831 (Podzol soil; Alfisol soil;, sediments von Oepen et al. 1991) 
Environmental Fate Rate Constants, k, or Half-Lives, t.: 
Volatilization: using Henry’s law constant, t. = 11 h was estimated for a model river 1 m deep flowing at 1 m/s 
with a wind velocity of 3 m/s (Lyman et al. 1982; quoted, Howard 1990). 
Photolysis: 
Hydrolysis: 
Oxidation: rate constant k, for gas-phase second order rate constants, kOH for reaction with OH radical, kNO3 
with NO3 radical and kO3 with O3 or as indicated, *data at other temperatures see reference: 
kOH = 6.09 . 10–11 cm3 molecule–1 s–1 at 299 K (Atkinson et al. 1977; Atkinson 1989) 
photooxidation t. = 62 d in water, based on rate constant k = 1.3 . 1010 L mol–1 s–1 for the reaction with 
photochemically produced hydroxyl radicals of 1 . 10–17 mol · L–1 in water (Mill et al. 1980; Guesten 
et al. 1981; quoted, Howard 1990) 
kOH = 6.10 . 10–11 cm3 molecule–1 s–1 for the gas-phase reaction with 1 . 106 OH radicals/cm3 with a loss 
rate of 5.0 d–1 and rate constant kO3 = 9.70 . 10–18 cm3 molecule–1 s–1 for the gas-phase reaction with 
7 . 1011 O3 molecules/cm3 with a loss rate of 0.6 d–1 both at room temp. (Atkinson & Carter 1984) 
calculated kOH = 64 . 10–12 cm3 molecule–1 s–1 at room temp. (SAR, Atkinson 1987). 
Biodegradation: 
Biotransformation: 
Bioconcentration, Uptake (k1) and Elimination (k2) Rate Constants: 
Half-Lives in the Environment: 
Air: photooxidation t. = 4.0 h, based on rate constant k = 6.09 . 10–11 cm3 molecule–1 s–1 for the vapor-phase 
reaction with photochemically produced hydroxyl radical of 8 . 105 radicals/cm3 in air at 25.5°C and 
t. = 1.4 d, based on rate constant k = 9.73 . 10–18 cm3 molecule–1 s–1 for the vapor-phase reaction with ozone 
of 6 . 1011 molecules/cm3 in air at 24.4°C (Atkinson 1985; GEMS 1986; quoted, Howard 1990). 
Surface water: t. = 62 d, based on rate constant k = 1.3 . 1010 L mol–1 s–1 for the reaction with photochemically 
produced hydroxyl radicals of 1 . 10–17 mol L–1 in water (Mill et al. 1980; Guesten et al. 1981; quoted, 
Howard 1990). 
© 2006 by Taylor & Francis Group, LLC

3224 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
TABLE 16.1.2.2.1 
Reported vapor pressures of trimethylamine at various temperatures and the coefficients for the vapor 
pressure equations 
log P = A – B/(T/K) (1) ln P = A – B/(T/K) (1a) 
log P = A – B/(C + t/°C) (2) ln P = A – B/(C + t/°C) (2a) 
log P = A – B/(C + T/K) (3) 
log P = A – B/(T/K) – C·log (T/K) (4) 
Aston et al. 1944 Swift & Hochanadel 1945 Stull 1947 
static method isoteniscope summary of literature data 
t/°C P/Pa t/°C P/Pa t/°C P/Pa 
–80.315 805 0 91059 –97.1 133.3 
–74.081 1367 15 158520 –81.7 666.6 
–62.339 3354 20 188651 –73.8 1333 
–51.938 6777 25 221715 –65.0 2666 
–46.842 9305 30 259444 –55.2 5333 
–41.774 12548 35 302107 –48.8 7999 
–35.617 17684 40 349437 –40.3 13332 
–28.507 25624 –27.0 26664 
–24.155 31772 bp/K 276.03 –12.5 53329 
–23.067 33494 2.90 101325 
–20.164 38401 eq. 4 P/mmHg 
–15.974 46505 A 24.91300 mp/°C –117.1 
–11.422 56802 B 2018.37 
–8.985 63039 C 6.0303 
–7.399 67346 
–3.113 80208 .HV/(kJ mol–1) = 23.93 
0.780 93495 at bp 
2.928 101526 
3.454 103611 
FIGURE 16.1.2.2.1 Logarithm of vapor pressure versus reciprocal temperature for trimethylamine. 
Trimethylamine: vapor pressure vs. 1/T 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
7.0 
8.0
0.003 0.0034 0.0038 0.0042 0.0046 0.005 0.0054 0.0058 
1/(T/K) 
P( gol 
S 
) aP 
/ 
Aston et al. 1944 
Swift & Hochanadel 1945 
Stull 1947 
b.p. = 2.87 °C 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3225 
16.1.2.3 Ethylamine 
Common Name: Ethylamine 
Synonym: aminoethane, ethanamine, monoethylamine 
Chemical Name: aminoethane, ethylamine 
CAS Registry No: 75-04-7 
Molecular Formula: C2H7N, CH3CH2NH2 
Molecular Weight: 45.084 
Melting Point (°C): 
–80.5 (Lide 2003) 
Boiling Point (°C): 
16.5 (Lide 2003) 
Density (g/cm3 at 20°C): 
0.6829 (Dreisbach 1961; Weast 1982–83) 
0.6769 (25°C, Dreisbach 1961) 
Molar Volume (cm3/mol): 
65.4 (5°C, Stephenson & Malanowski 1987) 
66.0 (calculated-Le Bas method at normal boiling point) 
Dissociation Constant, pKa: 
10.79 (Perrin 1972) 
10.81 (20°C, Weast 1982–83) 
10.63 (protonated cation + 1, Dean 1985) 
10.70 (Sangster 1989) 
Enthalpy of Vaporization, .HV (kJ/mol): 
27.08, 27.57 (25°C, bp, Dreisbach 1961) 
Enthalpy of Fusion, .Hfus (kJ/mol): 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C): 
miscible (Dean 1985; Howard 1990; Stephenson 1993b) 
Vapor Pressure (Pa at 25°C or as indicated and reported temperature dependence equations. Additional data at other 
temperatures designated* are compiled at the end of this section): 
156200* (extrapolated-regression of tabulated data, temp range –82.3 to 16.6°C, Stull 1947) 
141620 (calculated by formula, Dreisbach 1961) 
log (P/mmHg) = 7.3862 – 1137.30/(235.85 + t/°C); temp range –43 to 47°C (Antoine eq. for liquid state, 
Dreisbach 1961) 
93325* (20°C, temp range 1.95 to 20°C, Bittrich et al. 1962) 
log (P/mmHg) = [–0.2185 . 6845.1/(T/K)] + 7.973674; temp range –82.3 to 176°C, (Antoine eq., Weast 
1972–73) 
121570, 172220 (20°C, 30°C, Verschueren 1983) 
139100 (extrapolated-Antoine eq., Boublik et al. 1984) 
log (P/kPa) = 5.12561 – 559.427/(162.579 + t/°C); temp range 1.95–14.65°C (Antoine eq. from reported exptl. 
data, Boublik et al. 1984) 
139700 (Daubert & Danner 1985) 
141000 (calculated-Antoine eq., Dean 1985, 1992) 
log (P/mmHg) = 7.05413 – 987.31/(220.0 + t/°C); temp range –20 to 90°C (Antoine eq., Dean l985, 1992) 
137500, 141200 (calculated-Antoine eq.-II, III, Stephenson & Malanowski 1987) 
log (PL/kPa) = 6.57462 – 1167.57/(–34.18 + T/K); temp range 213–297 K (Antoine eq.-I, Stephenson & 
Malanowski 1987) 
log (PL/kPa) = 6.43082 – 1140.62/(–32.433 + T/K); temp range 290–449 K (Antoine eq.-II, Stephenson & 
Malanowski 1987) 
NH2 
© 2006 by Taylor & Francis Group, LLC

3226 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
log (PL/kPa) = 6.21526 – 1009.66/(–49.804 + T/K); temp range 291–367 K (Antoine eq.-III, Stephenson & 
Malanowski 1987) 
log (PL/kPa) = 6.48782 – 1176.995/(–26.674 + T/K); temp range 377–456 K (Antoine eq.-IV, Stephenson & 
Malanowski 1987) 
140900 (calculated-Cox eq., Chao et al. 1990) 
log (P/mmHg) = 33.2962 – 2.4307 . 103/(T/K) – 9.0779·log (T/K) – 1.3848 . 10–9·(T/K) + 3.8183 . 10–6·(T/K)2; 
temp range 192–456 K (vapor pressure eq., Yaws 1994) 
Henry’s Law Constant (Pa·m3/mol at 25°C): 
1.012 (partial pressure, Butler & Ramchandani 1935) 
0.683 (exptl., Hine & Mookerjee 1975) 
0.859, 0.730 (calculated-group contribution, calculated-bond contribution, Hine & Mookerjee 1975) 
0.421 (calculated-molecular structure, Russell et al. 1992) 
Octanol/Water Partition Coefficient, log KOW: 
–0.30 (shake flask-titration with ion correction, Korenman et al. 1973) 
–0.16, –0.14; –0.19 (calculated-fragment const.; calculated-. const., Rekker 1977) 
–0.13 (Hansch & Leo 1985) 
–0.13 (recommended, Sangster 1989) 
–0.14 (calculated-CLOGP, Jackel & Klein 1991) 
–0.13 (recommended, Hansch et al. 1995) 
Octanol/Air Partition Coefficient, log KOA: 
Bioconcentration Factor, log BCF: 
< 0.0 (estimated-KOW, Lyman et al. 1982; quoted, Howard 1990) 
Sorption Partition Coefficient, log KOC: 
Environmental Fate Rate Constants, k, or Half-Lives, t.: 
Volatilization: using Henry’s law constant, t. = 2.0 d was estimated for a model river of 1 m deep flowing at 
1 m/s with a wind velocity of 3 m/s (Howard 1990). 
Photolysis: 
Oxidation: rate constant k, for gas-phase second order rate constants, kOH for reaction with OH radical, kNO3 
with NO3 radical and kO3 with O3 or as indicated, *data at other temperatures see reference: 
photooxidation t. > 9.9 d for the gas-phase reaction with OH radical in air, based on the rate of disappearance 
of hydrocarbon due to reaction with hydroxyl radical (Darnall et al. 1976) 
kOH = 2.77 . 10–11 cm3·molecules–1·s–1 at 299 K (Atkinson et al. 1977; quoted, Carlier et al. 1986) 
photooxidation t. = 321 d in water, based on a rate constant k = 2.5 . 109 L·mol–1·s–1 for the aqueous-phase 
reaction with photochemically produced OH radical of 1 . 10–17 mol·L–1 (Mill et al. 1980; Guesten et al. 
1981; quoted, Howard 1990) 
kO3 = (2.76 ± 0.34) . 10–20 cm3·molecules–1·s–1 at 296 ± 2 K under atmospheric conditions (Atkinson & Carter 
1984) 
kOH = 27.7 . 10–12 cm3 molecule–1 s–1 at 299.6 K (Atkinson 1989) 
Hydrolysis: 
Biodegradation: 
Biotransformation: 
Bioconcentration, Uptake (k1) and Elimination (k2) Rate Constants: 
Half-Lives in the Environment: 
Air: t. > 9.9 d for the gas-phase reaction with hydroxyl radical in air, based on the rate of disappearance of 
hydrocarbon due to reaction with hydroxyl radical (Darnall et al. 1976); 
photooxidation t. = 8.6 h, based on rate constant k = 6.54 . 10–11 cm3·molecules–1·s–1 for the vapor-phase 
reaction with an average hydroxyl radical of 5 . 105 radicals/cm3 at 25.5°C (Atkinson 1985; quoted, 
Howard 1990). 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3227 
Surface water: t. = 321 d, based on a rate constant k = 2.5 . 109 L·mol–1·s–1 for the aqueous-phase reaction with 
photochemically produced hydroxyl radical of 1 . 10–17 mol·L–1 (Mill et al. 1980; Guesten et al. 1981; 
quoted, Howard 1990). 
TABLE 16.1.2.3.1 
Reported vapor pressures of ethylamine at various temperatures 
Stull 1947 Bittrich et al. 1962 
summary of literature data 
t/°C P/Pa t/°C P/Pa 
–82.3 133.3 1.95 53329 
–66.4 666.6 4.55 59995 
–58.3 1333 6.85 66661 
–48.6 2666 9.15 73327 
–39.8 5333 11.05 79993 
–33.4 7999 12.85 86659 
–25.1 13332 14.65 93325 
–12.3 26664 
2.0 53329 
16.6 101325 
mp/°C –80.6 
FIGURE 16.1.2.3.1 Logarithm of vapor pressure versus reciprocal temperature for ethylamine. 
Ethylamine: vapor pressure vs. 1/T 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
7.0 
8.0
0.003 0.0034 0.0038 0.0042 0.0046 0.005 0.0054 
1/(T/K) 
P( gol 
S 
) aP/ 
Bittrich et al. 1962 
Stull 1947 
b.p. = 16.5 °C m.p. = -80.5 °C 
© 2006 by Taylor & Francis Group, LLC

3228 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
16.1.2.4 Diethylamine 
Common Name: Diethylamine 
Synonym: aminoethylethane, N-ethylethanamine 
Chemical Name: aminoethylethane, diethylamine 
CAS Registry No: 109-89-7 
Molecular Formula: C4H11N, CH3CH2NHCH2CH3 
Molecular Weight: 73.137 
Melting Point (°C): 
–49.8 (Lide 2003) 
Boiling Point (°C): 
55.5 (Lide 2003) 
Density (g/cm3 at 20°C): 
0.6993, 0.6926 (20°C, 25°C, Dreisbach. 1961) 
0.7056 (Weast 1982–83) 
0.7070, 0.7016 (20°C, 25°C, Riddick et al. 1986) 
Molar Volume (cm3/mol): 
103.4 (20°C, calculated-density) 
109.0 (exptl. at normal bp, Lee et al. 1972) 
111.9 (calculated-Le Bas method at normal boiling point,) 
Dissociation Constant, pKa: 
10.98 (Perrin 1965; quoted, Howard 1990) 
10.80 (35°C, Perrin 1972) 
10.80 (protonated cation + 1, Dean 1985) 
11.07 (Sangster 1989) 
Enthalpy of Vaporization, .HV (kJ/mol): 
31.38, 29.50 (25°C, bp, Dreisbach 1961) 
31.32, 29.07 (25°C, bp, Riddick et al. 1986) 
Enthalpy of Fusion, .Hfus (kJ/mol): 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C or as indicated): 
815000 (14°C, quoted, Verschueren 1983) 
miscible (Dean 1985; Riddick et al. 1986; Yaws et al. 1990) 
miscible (Stephenson 1993b) 
Vapor Pressure (Pa at 25°C and or as indicated reported temperature dependence equations. Additional data at other 
temperatures designated* are compiled at the end of this section): 
26664* (21°C, summary of literature data, temp range –33.0 to 55.5°C, Stull 1947) 
31130 (calculated by formula, Dreisbach 1961) 
log (P/mmHg) = 7.14099 – 1209.9/(229.0 + t/°C); temp range –15 to 90°C (Antoine eq. for liquid state, Dreisbach 
1961) 
39997* (31.45°C, temp range 31.45–60.58°C, Bittrich & Kauer 1962) 
31471* (25.17°C, temp range 19.73–40.22°C, Kilian & Bittrich 1965) 
log (P/mmHg) = [–0.2185 . 7307.5/(T/K)] + 7.701718; temp range –33.0 to 210°C (Antoine eq., Weast 1972–73) 
26660, 38660 (20°C, 30°C, Verschueren 1983) 
30110, 31310 (extrapolated-Antoine eq., interpolated-Antoine eq., Boublik et al. 1984) 
log (P/kPa) = 4.97981 – 580.448/(143.68 + t/°C); temp range 31.45–60.58°C (Antoine eq. from reported exptl. 
data, Boublik et al. 1984) 
log (P/kPa) = 5.84728 – 994.478/(203.53 + t/°C); temp range 19.758–40.22°C (Antoine eq. from reported exptl. 
data, Boublik et al. 1984) 
NH 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3229 
31130 (selected, Riddick et al. 1986) 
log (P/kPa) = 4.92649 – 583.297/(144.145 + t/°C); temp range not specified (Antoine eq., Riddick et al. 1986) 
31490 (extrapolated-Antoine eq., Stephenson & Malanowski 1987) 
log (PL/kPa) = 5.96802 – 1058.538/(–61.331 + T/K); temp range 302–328 K (Antoine eq.-I, Stephenson & 
Malanowski 1987) 
log (PL/kPa) = 5.92678 – 1028.405/(–66.2061 + T/K); temp range 325–437 K (Antoine eq.-II, Stephenson & 
Malanowski 1987) 
log (P/mmHg) = 5.8016 – 583.3/(144.1 + t/°C); temp range 31–61°C (Antoine eq., Dean 1992) 
log (P/mmHg) = 32.626 – 2.4918 . 103/(T/K) – 9.3285·log (T/K) + 3.990 . 10–3·(T/K) + 1.1732 . 10–12·(T/K)2; 
temp range 223–497 K (vapor pressure eq., Yaws 1994) 
Henry’s Law Constant (Pa·m3/mol at 25°C): 
2.596 (exptl., Hine & Mookerjee 1975) 
2.537, 2.37 (calculated-group contribution, calculated-bond contribution, Hine & Mookerjee 1975) 
6.67 (calculated-vapor liquid equilibrium VLE data, Yaws et al. 1991) 
Octanol/Water Partition Coefficient, log KOW: 
0.43 (shake flask, Collander 1951) 
0.57 (shake flask-titration, Sandell 1962) 
0.60, 0.61; 0.70 (calculated-fragment const.; calculated-. const., Rekker 1977) 
0.58 (Hansch & Leo 1985) 
0.58 (20°C, shake flask-GC, Takayama et al. 1985) 
0.81 (HPLC-k. correlation, Eadsforth 1986) 
0.58 (recommended, Sangster 1989) 
0.58 (recommended, Hansch et al. 1995) 
Octanol/Air Partition Coefficient, log KOA: 
Bioconcentration Factor, log BCF: 
0.210 (calculated-KOW, Lyman et al. 1982; quoted, Howard 1990) 
Sorption Partition Coefficient, log KOC: 
1.699 (soil, calculated-KOW, Lyman et al. 1982; quoted, Howard 1990) 
Environmental Fate Rate Constants, k, or Half-Lives, t.: 
Volatilization: using Henry’s law constant, t. ~ 31.6 h for a model river 1 m deep flowing at 1 m/s with a wind 
velocity of 3 m/s (estimated, Lyman et al. 1982; quoted, Howard 1990). 
Photolysis: 
Oxidation: photooxidation t. > 9.9 d for the gas-phase reaction with hydroxyl radical in air, based on the rate 
of disappearance of hydrocarbon due to reaction with OH radical (Darnall et al. 1976); 
photooxidation t. = 0.21 d in air, based on an estimated second-order rate constant k = 77.1 . 10–12 cm3 
molecule–1 s–1 for the vapor-phase reaction with photochemically produced hydroxyl radicals of 5 . 105 
radicals/cm3 in air (Atkinson 1987; quoted, Howard 1990). 
Hydrolysis: 
Biodegradation: 
Biotransformation: 
Bioconcentration, Uptake (k1) and Elimination (k2) Rate Constants: 
Half-Lives in the Environment: 
Air: t. > 9.9 d for the gas-phase reaction with hydroxyl radicals in air, based on the rate of disappearance of 
hydrocarbon due to reaction with hydroxyl radical (Darnall et al. 1976); 
t. = 0.21 d, based on an estimated rate constant k ~ 77.1 . 10–12 cm3 molecule–1 s–1 for the vapor-phase 
reaction with photochemically produced hydroxyl radicals of 5 . 105 radicals/cm3 in air (Atkinson 1987; 
quoted, Howard 1990). 
© 2006 by Taylor & Francis Group, LLC

3230 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
TABLE 16.1.2.4.1 
Reported vapor pressures of diethylamine at various temperatures 
Stull 1947 Bittrich & Kauer 1962 Kilian & Bittrich 1965 
summary of literature data 
t/°C P/Pa t/°C P/Pa t/°C P/Pa 
–33.0 1333 31.45 39997 19.73 24718 
–22.6 2666 34.75 46663 25.17 31471 
–11.3 5333 38.05 53329 30.31 39343 
–4.0 7999 41.1 59995 34.99 47596 
6.0 13332 43.85 66661 40.22 58582 
21.0 26664 46.5 73327 
38.0 53329 48.85 79993 
55.5 101325 51.10 86659 
53.20 93325 
mp/°C –38.9 55.53 101325 
57.05 106658 
59.00 113324 
60.58 119990 
FIGURE 16.1.2.4.1 Logarithm of vapor pressure versus reciprocal temperature for diethylamine. 
Diethylamine: vapor pressure vs. 1/T 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
7.0 
8.0 
0.0028 0.0032 0.0036 0.004 0.0044 0.0048 
1/(T/K) 
P( gol 
S 
) aP 
/ 
Bittrich & Kauer 1962 
Kilian & Bittrich 1965 
Stull 1947 
b.p. = 55.5 °C m.p. = -49.8 °C 
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Nitrogen and Sulfur Compounds 3231 
16.1.2.5 n-Propylamine 
Common Name: Propylamine 
Synonym: 1-aminopropane, 1-propanamine, n-propylamine 
Chemical Name: aminopropane, n-propylamine 
CAS Registry No: 107-10-8 
Molecular Formula: C3H9N, CH3CH2CH2NH2 
Molecular Weight: 59.110 
Melting Point (°C): 
–84.75 (Lide 2003) 
Boiling Point (°C): 
47.22 (Lide 2003) 
Density (g/cm3 at 20°C): 
0.7173 (Dreisbach 1961; Weast 1982–83; Dean 1985; Riddick et al. 1986) 
0.7123 (25°C, Dreisbach 1961) 
Molar Volume (cm3/mol): 
82.4 (liquid molar volume, Kamlet et al. 1986, 1987) 
88.2 (calculated-Le Bas method at normal boiling point) 
Dissociation Constant, pK: 
10.74, 10.789 (20°C, Perrin 1972) 
10.71 (pKa, 20°C, Weast 1982–83) 
10.57 (pKBH 
+ , Dean 1985; Riddick et al. 1986) 
10.68 (pKa, Sangster 1989) 
Enthalpy of Vaporization, .HV (kJ/mol): 
31.13, 29.73 (25°C, bp, Dreisbach 1961) 
31.26, 29.54 (25°C, bp, Riddick et al. 1986) 
Enthalpy of Fusion, .Hfus (kJ/mol): 
10.974 (Riddick et al. 1986) 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C): 
miscible (Dean 1985; Stephenson 1993b) 
miscible (Riddick et al. 1986; Howard 1990; Yaws et al. 1990) 
Vapor Pressure (Pa at 25°C and reported temperature dependence equations. Additional data at other temperatures 
designated * are compiled at the end of this section): 
41800* (interpolated-regression of tabulated data, temp range –64.4 to 48.5°C, Stull 1947) 
41050 (calculated by formula, Dreisbach 1961) 
log (P/mmHg) = 7.2672 – 1218.1/(229.9 + t/°C); temp range –20 to 81°C (Antoine eq. for liquid state, Dreisbach 
1961) 
42100* (ebulliometry, calculated-Antoine eq., Osborn & Douslin 1968) 
log (P/mmHg) = 6.92646 – 1044.028/(t/°C + 210.833); temp range 23–77.6°C (ebulliometric method, Antoine 
eq., Osborn & Douslin 1968) 
log [(P/atm) = [1 – 320.379 ± (T/K)] . 10^{0.922208 – 10.51259 . 10–4·(T/K) + 11.25530 . 10–7·(T/K)2}, temp 
range: 34–77.6°C (ebulliometric method, Cox eq., Osborn & Douslin 1968) 
log (P/mmHg) = [–0.2185 . 7408.0/(T/K)] + 7.867998; temp range –64.4 to 214.5°C (Antoine eq., Weast 
1972–73) 
32660 (20°C, 31°C, Verschueren 1983) 
38550; 42110 (22.97°C, quoted exptl., calculated-Antoine eq., Boublik et al. 1984) 
log (P/kPa) = 6.05146 – 1044.082/(210.84 + t/°C); temp range 22.97–77.6°C (Antoine eq. from reported exptl. 
data of Osborn & Douslin 1968, Boublik et al. 1984) 
42120 (calculated-Antoine eq., Dean 1985, 1992) 
NH2 
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3232 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
log (P/mmHg) = 6.92651 – 1044.05/(210.84 + t/°C); temp range: 23–77°C (Antoine eq., Dean l985, 1992) 
41050 (Riddick et al. 1986) 
log (P/kPa) = 6.05136 – 1044.028/(210.833 + t/°C); temp range not specified (Antoine eq., Riddick et al. 1986) 
42120 (interpolated-Antoine eq., Stephenson & Malanowski 1987) 
log (PL/kPa) = 6.04693 – 1041.725/(–62.596 + T/K); temp range 295–351 K (Antoine eq., Stephenson & 
Malanowski 1987) 
42125 (calculated-Cox eq., Chao et al. 1990) 
log (P/mmHg) = 24.6420 – 2.3152 . 103/(T/K) – 5.8711·log (T/K) – 4.6258 . 10–11·(T/K) + 1.582 . 10–6·(T/K)2; 
temp range 190–497 (vapor pressure eq., Yaws 1994) 
Henry’s Law Constant (Pa m3/mol at 25°C): 
1.274 (partial pressure, Butler & Ramchandani 1935) 
0.784; 0.732 (exptl.; calculated-group contribution, Hine & Mookerjee 1975) 
1.330 (calculated-bond contribution, Hine & Mookerjee 1975) 
0.637 (calculated-molecular structure, Russell et al. 1992) 
2.01 (gas stripping-GC, Altschuh et al. 1999) 
Octanol/Water Partition Coefficient, log KOW: 
0.28 (shake flask-GC, Korenman et al. 1973) 
0.37, 0.39; 0.31‘ (calculated-f const.; calculated-. const., Rekker 1977) 
0.48 (shake flask-GC, pH 13, Yakayama et al. 1985) 
0.48 (recommended, Sangster 1989) 
0.48 (recommended, Hansch et al. 1995) 
Octanol/Air Partition Coefficient, log KOA: 
Bioconcentration Factor, log BCF: 
–0.886 (estimated-KOW, Lyman et al. 1982; quoted, Howard 1990) 
Sorption Partition Coefficient, log KOC: 
< 1.699 (soil, estimated-KOW, Lyman et al. 1982; quoted, Howard 1990) 
Environmental Fate Rate Constants, k, or Half-Lives, t.: 
Volatilization: using Henry’s law constant, t. ~ 2.44 d was estimated for a model river 1 m deep flowing at 
1 m/s with a wind speed of 3 m/s (estimated, Lyman et al. 1982; quoted, Howard 1990). 
Photolysis: 
Oxidation: photooxidation t. = 12 h in air, based on estimated rate constant k = 3.21 . 10–12 cm3·molecule–1·s–1 
for the vapor-phase reaction with hydroxyl radical of 5 . 105/cm3 at 25°C in the atmosphere (Atkinson 1987; 
quoted, Howard 1990). 
Hydrolysis: 
Biodegradation: 
Biotransformation: 
Bioconcentration, Uptake (k1) and Elimination (k2) Rate Constants: 
Half-Lives in the Environment: 
Air: t. = 12 h, based on estimated second-order rate constant of 3.21 . 10–12 cm3·molecule–1·s–1 for the vaporphase 
reaction with hydroxyl radical of 5 . 105/cm3 at 25°C in the atmosphere (Atkinson 1987; quoted, 
Howard 1990). 
© 2006 by Taylor & Francis Group, LLC

Nitrogen and Sulfur Compounds 3233 
TABLE 16.1.2.5.1 
Reported vapor pressures of n-propylamine at various temperatures 
Stull 1947 Osborn & Douslin 1968 
summary of literature data ebulliometric method 
t/°C P/Pa t/°C P/Pa 
–64.4 133.3 22.973 38547 
–46.3 666.6 27.750 47359 
–37.2 1333 32.564 57803 
–27.1 2666 37.414 70109 
–16.0 5333 42.304 84525 
–9.0 7999 47.229 101325 
0.50 13332 52.193 120798 
15.0 26664 57.195 143268 
31.5 53329 62.235 169052 
48.5 101325 67.314 198530 
72.430 232087 
mp/°C –83.0 77.587 270110 
FIGURE 16.1.2.5.1 Logarithm of vapor pressure versus reciprocal temperature for n-propylamine. 
n -Propylamine: vapor pressure vs. 1/T 
0.0 
1.0 
2.0 
3.0 
4.0 
5.0 
6.0 
7.0 
8.0 
0.0026 0.003 0.0034 0.0038 0.0042 0.0046 0.005 0.0054 
1/(T/K) 
log(PS/Pa) 
Osborn & Douslin 1968 
Stull 1947 
b.p. = 47.22 °C m.p. = -84.75 °C 
© 2006 by Taylor & Francis Group, LLC

3234 Handbook of Physical-Chemical Properties and Environmental Fate for Organic Chemicals 
16.1.2.6 n-Butylamine 
Common Name: Butylamine 
Synonym: 1-aminobutane, n-butylamine. 1-butanamine 
Chemical Name: 1-aminobutane, n-butylamine 
CAS Registry No: 109-73-9 
Molecular Formula: C4H11N, CH3CH2CH2CH2NH2 
Molecular Weight: 73.137 
Melting Point (°C): 
–49.1 (Dreisbach 1961; Riddick et al. 1986; Stephenson & Malanowski 1987; Lide 2003) 
Boiling Point (°C): 
77.0 (Lide 2003) 
Density (g/cm3 at 20°C): 
0.7414 (Dreisbach 1961; Weast 1982–83) 
0.7392 (Riddick et al. 1986) 
Molar Volume (cm3/mol): 
98.8 (20°C, calculated-density) 
110.4 (calculated-Le Bas method at normal boiling point) 
Dissociation Constant, pK: 
10.77 (Perrin 1965; pKa, 20°C, Weast 1982–83; Howard 1990) 
10.65 (Perrin 1972) 
10.64 (pKa, protonated + 1, Dean 1985; Sangster 1989) 
10.77 (pKBH + , Riddick et al. 1986) 
Enthalpy of Vaporization, .HV (kJ/mol): 
35.54, 32.11 (25°C, bp, Dreisbach 1961) 
35.74, 31.80 (25°C, bp, Riddick et al. 1986) 
Enthalpy of Fusion, .Hfus (kJ/mol): 
Entropy of Fusion, .Sfus (J/mol K): 
Fugacity Ratio at 25°C (assuming .Sfus = 56 J/mol K), F: 1.0 
Water Solubility (g/m3 or mg/L at 25°C): 
miscible (Dean 1985; Howard 1990; Yaws et al. 1990) 
miscible (Riddick et al. 1986) 
miscible (Stephenson 1993b) 
Vapor Pressure