Cyclohexanone, 4-methyl-

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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 by: Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
206.2 ± 0.8445.Vilcu R., 1975The experimental values of Cp(T) obtained by [ Vilcu R., 1975] seem to be not enough reliable in view of the comparison of experimental heat capacities of some alcohols and ketones measured by these authors (see [ Kabo G.J., 1995]).
211.3 ± 1.2450.
215.7 ± 1.6460.
218.8 ± 1.6470.
221.8 ± 1.8480.
224.8 ± 2.0490.
227.8 ± 2.5500.

Condensed 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 by: Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference
207.1290.Herz and Bloch, 1924

Reaction 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Cyclohexanol, 4-methyl-, cis- = Hydrogen + Cyclohexanone, 4-methyl-

By formula: C7H14O = H2 + C7H12O

Quantity Value Units Method Reference Comment
Δr63.8 ± 2.5kJ/molEqkFedoseenko, Yursha, et al., 1983gas phase; At 493 K

Cyclohexanol, 4-methyl-, trans- = Hydrogen + Cyclohexanone, 4-methyl-

By formula: C7H14O = H2 + C7H12O

Quantity Value Units Method Reference Comment
Δr67.7 ± 2.9kJ/molEqkFedoseenko, Yursha, et al., 1983gas phase; At 493 K

Gas phase ion energetics 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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
B - John E. Bartmess

View reactions leading to C7H12O+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)844.9kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity813.0kJ/molN/AHunter and Lias, 1998HL

Electron affinity determinations

EA (eV) Reference Comment
0.006115 ± 0.000087Hammer, Diri, et al., 2003B

Ionization energy determinations

IE (eV) Method Reference Comment
9.16PELoudet, Grimaud, et al., 1976LLK

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Notes

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

Vilcu R., 1975
Vilcu R., Heat capacity of cyclohexanone and 4-methylcyclohexanone in the vapor phase, Rev. Chim. (Bucharest), 1975, 26, 129-131. [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]

Herz and Bloch, 1924
Herz, W.; Bloch, W., Physikalisch-chemische Untersuchungen an Verbindungen der Cyklohexanreihe, Z. Phys. Chem., 1924, 110, 23-39. [all data]

Fedoseenko, Yursha, et al., 1983
Fedoseenko, V.I.; Yursha, I.A.; Kabo, G.Ya., Equilibrium and thermodynamics of cyclohexanol dehydrogenation reactions, Dokl. Akad. Nauk BSSR, 1983, 27, 926-929. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Hammer, Diri, et al., 2003
Hammer, N.I.; Diri, K.; Jordan, K.D.; Desfrancois, C.; Compton, R.N., Dipole-bound anions of carbonyl, nitrile, and sulfoxide containing molecules, J. Chem. Phys., 2003, 119, 7, 3650-3660, https://doi.org/10.1063/1.1590959 . [all data]

Loudet, Grimaud, et al., 1976
Loudet, M.; Grimaud, M.; Metras, F.; Pfister-Guillouzo, G., Interactions intramoleculaires en serie cyclohexanique partie II. Spectres photoelectroniques de chloro-2-cyclohexanones, J. Mol. Struct., 1976, 35, 213. [all data]


Notes

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