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Gas phase thermochemistry 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Deltafgas-60.6 ± 0.2kcal/molCcbGerasimov and Gubareva, 1985The hf_gas reanalyzed by ALS; ALS
Deltafgas-61.65 ± 0.20kcal/molCcbHarrop, Head, et al., 1970ALS
Deltafgas-62.25 ± 0.39kcal/molEqkBuckley and Herington, 1965Reanalyzed by Cox and Pilcher, 1970, Original value = -61.82 kcal/mol; ALS

Constant pressure heat capacity of gas

Cp,gas (cal/mol*K) Temperature (K) Reference Comment
34.969364.15Hales J.L., 1967Experimental data [ Vilcu R., 1975] differ substantially from data selected here. Their correctness seems to be doubtful (see [ Kabo G.J., 1995]).; GT


Go To: Top, Gas phase thermochemistry data, Notes

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

Gerasimov and Gubareva, 1985
Gerasimov, P.A.; Gubareva, A.I., Physical chemical properties of vitamin A precursor ketones, Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 1985, 28, 106-109. [all data]

Harrop, Head, et al., 1970
Harrop, D.; Head, A.J.; Lewis, G.B., Thermodynamic properties of organic oxygen compounds. 22. Enthalpies of combustion of some aliphatic ketones, J. Chem. Thermodyn., 1970, 2, 203-210. [all data]

Buckley and Herington, 1965
Buckley, E.; Herington, E.F.G., Equilibria in some secondary alcohol + hydrogen + ketone systems, Trans. Faraday Soc., 1965, 61, 1618-1625. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Hales J.L., 1967
Hales J.L., Thermodynamic properties of organic oxygen compounds. Part 18. Vapor heat capacities and heats of vaporization of ethyl ketone, ethyl propyl ketone, methyl isopropyl ketone, and methyl phenyl ether, Trans. Faraday Soc., 1967, 63, 1876-1879. [all data]

Vilcu R., 1975
Vilcu R., Determination of heat capacities of some alcohols and ketones in vapor phase, Rev. Roum. Chim., 1975, 20, 603-609. [all data]

Kabo G.J., 1995
Kabo G.J., Thermodynamic properties, conformation, and phase transitions of cyclopentanol, J. Chem. Thermodyn., 1995, 27, 953-967. [all data]


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