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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, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil417. ± 3.KAVGN/AAverage of 30 out of 31 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus240.7KN/ATimmermans, 1927Uncertainty assigned by TRC = 0.5 K; TRC
Tfus240.6KN/ATimmermans, 1921Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Tc602.0KN/APulliam, Gude, et al., 1994Uncertainty assigned by TRC = 0.2 K; by the sealed ampule method; TRC
Quantity Value Units Method Reference Comment
ρc2.30mol/lN/APulliam, Gude, et al., 1994Uncertainty assigned by TRC = 0.03 mol/l; TRC
Quantity Value Units Method Reference Comment
Δvap47.8kJ/molCGCChickos, Hosseini, et al., 1995Based on data from 343. - 383. K.; AC
Δvap46.2 ± 0.4kJ/molGCCSaluja, Peacock, et al., 1979AC
Δvap46.7kJ/molN/AAmbrose, Ellender, et al., 1975AC

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
45.5319.AStephenson and Malanowski, 1987Based on data from 304. - 490. K. See also Ambrose, Ellender, et al., 1975.; AC
57.5311.AStephenson and Malanowski, 1987Based on data from 296. - 417. K. See also Stull, 1947.; AC
40.7303.N/ARintelen, Saylor, et al., 1937Based on data from 283. - 323. 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
296. - 416.95.949772199.856-46.879Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
17.53236.Fiege, Joh, et al., 1996AC
16.16240.2Fiege, Joh, et al., 1996AC

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.

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

Timmermans, 1921
Timmermans, J., The Freezing Points of Organic Substances IV. New Exp. Determinations, Bull. Soc. Chim. Belg., 1921, 30, 62. [all data]

Pulliam, Gude, et al., 1994
Pulliam, M.K.; Gude, M.T.; Teja, A.S., The Critical Properties of Twelve Isomeric n-Alkanones with Six to Nine Carbon Atoms, Experimental Results for DIPPR 1990-91 Projects on Phase Equilibria and Pure Component Properties, 1994, 1994, DIPPR Data Ser. No. 2, p. 184-87. [all data]

Chickos, Hosseini, et al., 1995
Chickos, James S.; Hosseini, Sarah; Hesse, Donald G., Determination of vaporization enthalpies of simple organic molecules by correlations of changes in gas chromatographic net retention times, Thermochimica Acta, 1995, 249, 41-62, https://doi.org/10.1016/0040-6031(95)90670-3 . [all data]

Saluja, Peacock, et al., 1979
Saluja, P.P.S.; Peacock, L.A.; Fuchs, R., Enthalpies of interaction of aliphatic ketones with polar and nonpolar solvents, J. Am. Chem. Soc., 1979, 101, 1958-1962. [all data]

Ambrose, Ellender, et al., 1975
Ambrose, D.; Ellender, J.H.; Lees, E.B.; Sprake, C.H.S.; Townsend, R., Thermodynamic properties of organic oxygen compounds XXXVIII. Vapour pressures of some aliphatic ketones, The Journal of Chemical Thermodynamics, 1975, 7, 5, 453-472, https://doi.org/10.1016/0021-9614(75)90275-X . [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]

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]

Rintelen, Saylor, et al., 1937
Rintelen, J.C.; Saylor, J.H.; Gross, P.M., The Densities and Vapor Pressures of Some Alkylbenzenes, Aliphatic Ketones and n-Amyl Chloride 1, J. Am. Chem. Soc., 1937, 59, 6, 1129-1130, https://doi.org/10.1021/ja01285a050 . [all data]

Fiege, Joh, et al., 1996
Fiege, C.; Joh, R.; Petri, M.; Gmehling, J., Solid-Liquid Equilibria for Different Heptanones with Benzene, Cyclohexane, and Ethanol, J. Chem. Eng. Data, 1996, 41, 6, 1431-1433, https://doi.org/10.1021/je960140h . [all data]


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