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Diethanolamine

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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tboil544.2KN/AWeast and Grasselli, 1989BS
Tboil541.55KN/AAnonymous, 1968decomposes; TRC
Quantity Value Units Method Reference Comment
Tfus301.15KN/AAnonymous, 1968TRC
Tfus301.1KN/AMcDonald, Shrader, et al., 1959Uncertainty assigned by TRC = 0.07 K; TRC
Tfus301.2KN/AAnonymous, 1956Uncertainty assigned by TRC = 0.6 K; TRC
Quantity Value Units Method Reference Comment
Deltasub23.1 ± 0.29kcal/molCMinadakis and Sabbah, 1982ALS
Deltasub25.31 ± 0.48kcal/molCMinadakis and Sabbah, 1982AC

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
490.20.197Aldrich Chemical Company Inc., 1990BS
427.70.013Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
17.8438.AStephenson and Malanowski, 1987Based on data from 423. - 542. K.; AC
18.4391.N/ADanov, Matin, et al., 1969Based on data from 376. - 454. K. See also Boublik, Fried, et al., 1984.; AC
16.478.N/AMcDonald, Shrader, et al., 1959, 2Based on data from 463. - 582. K.; AC
16.9481.N/AMcDonald, Shrader, et al., 1959, 2Based on data from 466. - 514. K. See also Boublik, Fried, et al., 1984.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
464.0 - 582.45.258872328.56-98.751McDonald, Shrader, et al., 1959, 2 
466.93 - 514.475.188742273.949-103.362McDonald, Shrader, et al., 1959, 2Coefficents calculated by NIST from author's data.

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


References

Go To: Top, Phase change data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Anonymous, 1968
Anonymous, X., Chemicals and Plastics Physical Properties, 1968, Union Carbide Corp., product bulletin, 1968. [all data]

McDonald, Shrader, et al., 1959
McDonald, R.A.; Shrader, S.A.; Stull, D.R., Vapor Pressures and Freezing Points of 30 Organics, J. Chem. Eng. Data, 1959, 4, 311. [all data]

Anonymous, 1956
Anonymous, R., , Physical Properties of Chemical Substances, Dow Chemical Company, 1956. [all data]

Minadakis and Sabbah, 1982
Minadakis, C.; Sabbah, R., Thermodynamique de composes azotes. VIII. Etude thermochimique de la diethanolamine et de la triethyanolamine et de la reaction de reduction de l'eau par celle-ci, Thermochim. Acta, 1982, 55, 147-159. [all data]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Danov, Matin, et al., 1969
Danov, S.M.; Matin, N.B.; Efremov, R.V.; Slashchinina, K.K., Zh. Fiz. Khim., 1969, 43, 3, 733. [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

McDonald, Shrader, et al., 1959, 2
McDonald, R.A.; Shrader, S.A.; Stull, D.R., Vapor Pressures and Freezing Points of Thirty Pure Organic Compounds., J. Chem. Eng. Data, 1959, 4, 4, 311-313, https://doi.org/10.1021/je60004a009 . [all data]


Notes

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