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Ethylenediamine

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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
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil391. ± 1.KAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus284.15KN/AAnonymous, 1968TRC
Quantity Value Units Method Reference Comment
Ttriple284.290KN/AMesserly, Finke, et al., 1975Crystal phase 1 phase; Uncertainty assigned by TRC = 0.01 K; adiabatic, A=0.03361/K; B=0.00208/K; TRC
Quantity Value Units Method Reference Comment
Tc613.1KN/AWilson, Wilson, et al., 1996Uncertainty assigned by TRC = 0.3 K; TRC
Quantity Value Units Method Reference Comment
Pc67.07barN/AWilson, Wilson, et al., 1996Uncertainty assigned by TRC = 0.10 bar; TRC
Quantity Value Units Method Reference Comment
Deltavap46. ± 6.kJ/molAVGN/AAverage of 9 values; Individual data points

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
37.98390.1N/AMajer and Svoboda, 1985 
43.9318.AStephenson and Malanowski, 1987Based on data from 303. - 391. K.; AC
45.9299.A,IPStephenson and Malanowski, 1987Based on data from 284. - 419. K. See also Messerly, Finke, et al., 1975, 2.; AC
45.6314.N/AHieber and Woerner, 1934Based on data from 299. - 390. K. See also Boublik, Fried, et al., 1984.; AC

Antoine Equation Parameters

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

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Temperature (K) A B C Reference Comment
299.66 - 390.64.223681302.256-81.788Hieber and Woerner, 1934Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
65.6263.IPStephenson and Malanowski, 1987Based on data from 242. - 278. K. See also Messerly, Finke, et al., 1975, 2.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Method Reference Comment
21.08284.1DSCLee, Chang, et al., 1997AC
22.58284.3ACAcree, 1991See also Lee, Lien, et al., 1994 and Messerly, Finke, et al., 1975, 2.; AC

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.4874189.0crystaline, IIcrystaline, IMesserly, Finke, et al., 1975, 2DH
22.5831284.29crystaline, IliquidMesserly, Finke, et al., 1975, 2DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
2.58189.0crystaline, IIcrystaline, IMesserly, Finke, et al., 1975, 2DH
79.44284.29crystaline, IliquidMesserly, Finke, et al., 1975, 2DH

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.

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

Messerly, Finke, et al., 1975
Messerly, J.F.; Finke, H.L.; Osborn, A.G.; Douslin, D.R., Low-temperature calorimetric and vapor-pressure studies on alkanediamines, J. Chem. Thermodyn., 1975, 7, 1029-46. [all data]

Wilson, Wilson, et al., 1996
Wilson, L.C.; Wilson, H.L.; Wilding, W.V.; Wilson, G.M., Critical Point Measurements for Fourteen Compounds by a Static Method and a Flow Method, J. Chem. Eng. Data, 1996, 41, 1252-4. [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [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]

Messerly, Finke, et al., 1975, 2
Messerly, J.F.; Finke, H.L.; Osborn, A.G.; Douslin, D.R., Low-temperature calorimetric and vapor-pressure studies on alkanediamines, J. Chem. Thermodynam., 1975, 7, 1029-1046. [all data]

Hieber and Woerner, 1934
Hieber, W.; Woerner, A., Thermochemische Messungen an Komplexbildenden Aminen und Alkoholen, Zeitschrift für Elektrochemie und angewandte physikalische Chemie, 1934, 40, 5, 252-256, https://doi.org/10.1002/bbpc.19340400508 . [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]

Lee, Chang, et al., 1997
Lee, Ming-Jer; Chang, Yao-Kun; Lin, Ho-mu; Chen, Chang-Hsin, Solid-Liquid Equilibria for 4-Methoxyphenol with Catechol, Ethylenediamine, or Piperazine, J. Chem. Eng. Data, 1997, 42, 2, 349-352, https://doi.org/10.1021/je960201b . [all data]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [all data]

Lee, Lien, et al., 1994
Lee, Ming-Jer; Lien, Pei-Jung; Huang, Wen-Kuo, Solid-Liquid Equilibria for Binary Mixtures Containing Cresols, Ethylenediamine, and Anisole, Ind. Eng. Chem. Res., 1994, 33, 11, 2853-2858, https://doi.org/10.1021/ie00035a040 . [all data]


Notes

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