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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
Tboil402. ± 2.KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus210.55KN/AAnonymous, 1968TRC
Tfus205.65KN/ATimmermans and Martin, 1928Uncertainty assigned by TRC = 0.4 K; TRC
Tfus204.2KN/ATimmermans, 1927Uncertainty assigned by TRC = 1.5 K; TRC
Tfus204.15KN/ATimmermans and Mattaar, 1921Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Deltavap48.3 ± 0.4kJ/molCBernardes, Minas da Piedade, et al., 2007AC
Deltavap41.4 ± 0.03kJ/molVMathews, 1926ALS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
43.3343.AStephenson and Malanowski, 1987Based on data from 328. - 401. K.; AC
46.9338.N/AGothard, Mentianu, et al., 1973Based on data from 323. - 363. K.; AC
39.1378.N/AGothard, Mentianu, et al., 1973Based on data from 363. - 403. K.; AC
45.7284.N/AStull, 1947Based on data from 269. - 401. K.; 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
269. - 402.05.441662082.063-18.844Stull, 1947Coefficents 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:


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]

Timmermans and Martin, 1928
Timmermans, J.; Martin, F., Study of the Physical Constants of Twenty Organic Compounds of the Physical Constants of Twenty Organic Compounds, J. Chim. Phys. Phys.-Chim. Biol., 1928, 25, 411. [all data]

Timmermans, 1927
Timmermans, J., The Melting Point of Organic Substances, Bull. Soc. Chim. Belg., 1927, 36, 502. [all data]

Timmermans and Mattaar, 1921
Timmermans, J.; Mattaar, J.F., Freezing points of orgainic substances VI. New experimental determinations., Bull. Soc. Chim. Belg., 1921, 30, 213. [all data]

Bernardes, Minas da Piedade, et al., 2007
Bernardes, Carlos E.S.; Minas da Piedade, Manuel E.; Amaral, Luísa M.P.F.; Ferreira, Ana I.M.C.L.; Ribeiro da Silva, Manuel A.V.; Diogo, Hermínio P.; Costa Cabral, Benedito J., Energetics of C-F, C-Cl, C-Br, and C-I Bonds in 2-Haloethanols. Enthalpies of Formation of XCH 2 CH 2 OH (X = F, Cl, Br, I) Compounds and of the 2-Hydroxyethyl Radical, J. Phys. Chem. A, 2007, 111, 9, 1713-1720, https://doi.org/10.1021/jp0675678 . [all data]

Mathews, 1926
Mathews, J.H., The accurate measurement of heats of vaporization of liquids, J. Am. Chem. Soc., 1926, 48, 562-576. [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]

Gothard, Mentianu, et al., 1973
Gothard, Francisc A.; Mentianu, Doina C.; Breban, Domnita G.; Cristea, Constantin I., Liquid-vapor equilibrium studies by use of excess properties. IV. Water-ethylene chlorohydrin system, J. Chem. Eng. Data, 1973, 18, 4, 381-384, https://doi.org/10.1021/je60059a026 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]


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