Cyclohexanone

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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-66.00 ± 0.20kcal/molCmWiberg, Crocker, et al., 1991ALS
Δfliquid-65.16 ± 0.42kcal/molCcbWolf, 1972ALS
Δfliquid-60.7 ± 0.5kcal/molCcbRabinovoch, Tel'noy, et al., 1962ALS
Δfliquid-64.86kcal/molCcbSellers and Sunner, 1962ALS
Quantity Value Units Method Reference Comment
Δcliquid-840.74 ± 0.41kcal/molCcbWolf, 1972Corresponding Δfliquid = -65.147 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-845.2 ± 0.5kcal/molCcbRabinovoch, Tel'noy, et al., 1962Corresponding Δfliquid = -60.7 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-841.04 ± 0.25kcal/molCcbSellers and Sunner, 1962Corresponding Δfliquid = -64.84 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-836.4 ± 0.2kcal/molCcbSkuratov, Kozina, et al., 1957At 20C; Corresponding Δfliquid = -69.5 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid54.739cal/mol*KN/ANakamura, Suga, et al., 1980DH

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
42.352300.Nakamura, Suga, et al., 1980T = 13 to 300 K. Unsmoothed experimental datum for Cp at 296.40 K is 175.96 J/mol*K.; DH
47.90304.2Phillip, 1939DH
42.50290.Herz and Bloch, 1924DH

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 as indicated in comments:
B - John E. Bartmess
ALS - 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

C6H9O- + Hydrogen cation = Cyclohexanone

By formula: C6H9O- + H+ = C6H10O

Quantity Value Units Method Reference Comment
Δr366.4 ± 2.0kcal/molD-EABrinkman, Berger, et al., 1993gas phase; B
Δr365.8 ± 2.3kcal/molD-EAZimmerman, Jackson, et al., 1978gas phase; B
Δr369.0 ± 4.2kcal/molG+TSBrickhouse and Squires, 1988gas phase; Between acetone, Me2C=NOH; B
Quantity Value Units Method Reference Comment
Δr358.7 ± 2.3kcal/molH-TSBrinkman, Berger, et al., 1993gas phase; B
Δr358.0 ± 2.6kcal/molH-TSZimmerman, Jackson, et al., 1978gas phase; B
Δr361.2 ± 4.0kcal/molIMRBBrickhouse and Squires, 1988gas phase; Between acetone, Me2C=NOH; B

Cyclohexanone + Hydrogen = Cyclohexanol

By formula: C6H10O + H2 = C6H12O

Quantity Value Units Method Reference Comment
Δr-18.13 ± 0.12kcal/molCmWiberg, Crocker, et al., 1991liquid phase; ALS
Δr-15.18 ± 0.15kcal/molChydConn, Kistiakowsky, et al., 1939gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -15.42 ± 0.08 kcal/mol; At 355 K; ALS

Cyclohexanol = Cyclohexanone + Hydrogen

By formula: C6H12O = C6H10O + H2

Quantity Value Units Method Reference Comment
Δr15.2 ± 0.55kcal/molEqkKabo, Yursha, et al., 1988gas phase; Dehydrogenation; ALS

Water + Cyclohexene, 1-methoxy- = Cyclohexanone + Methyl Alcohol

By formula: H2O + C7H12O = C6H10O + CH4O

Quantity Value Units Method Reference Comment
Δr-3.26 ± 0.17kcal/molEqkHine and Arata, 1976liquid phase; ALS

Water + Cyclohexane, 1,1-dimethoxy- = Cyclohexanone + 2Methyl Alcohol

By formula: H2O + C8H16O2 = C6H10O + 2CH4O

Quantity Value Units Method Reference Comment
Δr6.90 ± 0.03kcal/molCmWiberg, Morgan, et al., 1994liquid phase; ALS

Cyclohexanol + Acetone = Cyclohexanone + Isopropyl Alcohol

By formula: C6H12O + C3H6O = C6H10O + C3H8O

Quantity Value Units Method Reference Comment
Δr2.4 ± 0.45kcal/molEqkFedoseenko, Yursha, et al., 1983gas phase; At 503 K; ALS

Cyclohexanone + 2Methyl Alcohol = Water + Cyclohexane, 1,1-dimethoxy-

By formula: C6H10O + 2CH4O = H2O + C8H16O2

Quantity Value Units Method Reference Comment
Δr-12.9 ± 0.3kcal/molCmWiberg, Morgan, et al., 1994gas phase; ALS

Cyclohexanone + Cyclopentanol = Cyclohexanol + Cyclopentanone

By formula: C6H10O + C5H10O = C6H12O + C5H8O

Quantity Value Units Method Reference Comment
Δr-2.77 ± 0.41kcal/molEqkFedoseenko, Yursha, et al., 1984gas phase; ALS

Cyclohexanone + Isopropyl Alcohol = Cyclohexanol + Acetone

By formula: C6H10O + C3H8O = C6H12O + C3H6O

Quantity Value Units Method Reference Comment
Δr-2.4 ± 0.45kcal/molEqkKabo, Yursha, et al., 1988gas phase; ALS

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
L - Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C6H10O+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)9.16 ± 0.02eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)201.0kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity193.9kcal/molN/AHunter and Lias, 1998HL

Electron affinity determinations

EA (eV) Method Reference Comment
0.0033EFDDesfrancois, Abdoul-Carime, et al., 1994EA: 3.3 meV. Dipole-bound state.; B

Ionization energy determinations

IE (eV) Method Reference Comment
9.18PELoudet, Grimaud, et al., 1976LLK
9.5 ± 0.2EIFortin, Forest, et al., 1973LLK
9.16 ± 0.01PECocksey, Eland, et al., 1971LLK
9.14 ± 0.01PIWatanabe, Nakayama, et al., 1962RDSH
9.14 ± 0.03PIVilesov, 1960RDSH
9.29PESpanka and Rademacher, 1986Vertical value; LBLHLM
9.18PEKovac and Klasinc, 1978Vertical value; LLK
9.28PEHentrich, Gunkel, et al., 1974Vertical value; LLK
9.14 ± 0.02PEChadwick, Frost, et al., 1971Vertical value; LLK

De-protonation reactions

C6H9O- + Hydrogen cation = Cyclohexanone

By formula: C6H9O- + H+ = C6H10O

Quantity Value Units Method Reference Comment
Δr366.4 ± 2.0kcal/molD-EABrinkman, Berger, et al., 1993gas phase; B
Δr365.8 ± 2.3kcal/molD-EAZimmerman, Jackson, et al., 1978gas phase; B
Δr369.0 ± 4.2kcal/molG+TSBrickhouse and Squires, 1988gas phase; Between acetone, Me2C=NOH; B
Quantity Value Units Method Reference Comment
Δr358.7 ± 2.3kcal/molH-TSBrinkman, Berger, et al., 1993gas phase; B
Δr358.0 ± 2.6kcal/molH-TSZimmerman, Jackson, et al., 1978gas phase; B
Δr361.2 ± 4.0kcal/molIMRBBrickhouse and Squires, 1988gas phase; Between acetone, Me2C=NOH; B

References

Go To: Top, 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.

Wiberg, Crocker, et al., 1991
Wiberg, K.B.; Crocker, L.S.; Morgan, K.M., Thermochemical studies of carbonyl compounds. 5. Enthalpies of reduction of carbonyl groups, J. Am. Chem. Soc., 1991, 113, 3447-3450. [all data]

Wolf, 1972
Wolf, G., Thermochemische Untersuchungen an cyclischen Ketonen, Helv. Chim. Acta, 1972, 55, 1446-1459. [all data]

Rabinovoch, Tel'noy, et al., 1962
Rabinovoch, N.B.; Tel'noy, V.I.; Terman, L.M.; Kirillova, A.S.; Razuvaev, G.A., The heats of decomposition and formation of dicyclohexyl- and dimethylperoxidecarbonate, Dokl. Akad. Nauk SSSR, 1962, 143, 133-136. [all data]

Sellers and Sunner, 1962
Sellers, P.; Sunner, S., Heats of combustion of cyclic ketones and alcohols, Acta Chem. Scand., 1962, 16, 46-52. [all data]

Skuratov, Kozina, et al., 1957
Skuratov, S.M.; Kozina, M.L.; Shteher, S.M.; Varushyenko, R.M., The heats of combustion of several purified compounds, Thermochem. Bull. (Moscow State Univ.), March, 1957, 36-37. [all data]

Nakamura, Suga, et al., 1980
Nakamura, N.; Suga, H.; Seki, S., Calorimetric study on orientationally disordered crystals. Cyclohexene oxide and cyclohexanone, Bull. Chem. Soc. Japan, 1980, 53(10), 2755-2761. [all data]

Phillip, 1939
Phillip, N.M., Adiabatic and isothermal compressibilities of liquids, Proc. Indian Acad. Sci., 1939, A9, 109-120. [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]

Brinkman, Berger, et al., 1993
Brinkman, E.A.; Berger, S.; Marks, J.; Brauman, J.I., Molecular Rotation and the Observation of Dipole-Bound States of Anions, J. Chem. Phys., 1993, 99, 10, 7586, https://doi.org/10.1063/1.465688 . [all data]

Zimmerman, Jackson, et al., 1978
Zimmerman, A.H.; Jackson, R.L.; Janousek, B.K.; Brauman, J.J., Electron photodetachment from cyclic enolate anions in the gas phase: Electron affinities of cyclic enolate radicals, J. Am. Chem. Soc., 1978, 100, 4674. [all data]

Brickhouse and Squires, 1988
Brickhouse, M.D.; Squires, R.R., Gas Phase Bronsted vs. Lewis Acid-Base Reactions of 6,6-Dimethylfulvene. A Sensitive Probe of the Electronic Structures of Organic Anions, J. Am. Chem. Soc., 1988, 110, 9, 2706, https://doi.org/10.1021/ja00217a002 . [all data]

Conn, Kistiakowsky, et al., 1939
Conn, J.B.; Kistiakowsky, G.B.; Smith, E.A., Heats of organic reactions. VIII. Some further hydrogenations, including those of some acetylenes, J. Am. Chem. Soc., 1939, 61, 1868-1876. [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]

Kabo, Yursha, et al., 1988
Kabo, G.J.; Yursha, I.A.; Frenkel, M.L.; Poleshchuk, P.A.; Fedoseenko, V.I.; Ladutko, A.I., Thermodynamic properties of cyclohexanol and cyclohexanone, J. Chem. Thermodyn., 1988, 20, 429-437. [all data]

Hine and Arata, 1976
Hine, J.; Arata, K., Keto-Enol tautomerism. II. The calorimetrical determination of the equilibrium constants for keto-enol tautomerism for cyclohexanone, Bull. Chem. Soc. Jpn., 1976, 49, 3089-3092. [all data]

Wiberg, Morgan, et al., 1994
Wiberg, K.B.; Morgan, K.M.; Maltz, H., Thermochemistry of carbonyl reactions. 6. A study of hydration equilibria, J. Am. Chem. Soc., 1994, 116, 11067-11077. [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]

Fedoseenko, Yursha, et al., 1984
Fedoseenko, V.I.; Yursha, I.A.; Kabo, G.Ya., Equilibrium of cyclopentanol dehydrogenation and hydrogen disproportionation in the cyclopentanol-cyclohexanone system, Dokl. Akad. Nauk BSSR, 1984, 28, 1109-1112. [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]

Desfrancois, Abdoul-Carime, et al., 1994
Desfrancois, C.; Abdoul-Carime, H.; Khelifa, N.; Schermann, J.P., Fork 1/r to 1/r2 Potentials: Electron Exchange between Rydberg Atoms and Polar Molecules, Phys. Rev. Lett., 1994, 73, 18, 2436, https://doi.org/10.1103/PhysRevLett.73.2436 . [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]

Fortin, Forest, et al., 1973
Fortin, C.J.; Forest, M.; Vaziri, C.; Gravel, D.; Rousseau, Y., Spectrometrie de masse des cyclohexanones gem-diphenylees. I. Localisation de la charge positive, Can. J. Chem., 1973, 51, 3445. [all data]

Cocksey, Eland, et al., 1971
Cocksey, B.J.; Eland, J.H.D.; Danby, C.J., The effect of alkyl substitution on ionisation potential, J. Chem. Soc., 1971, (B), 790. [all data]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Vilesov, 1960
Vilesov, F.I., The photoionization of vapors of compounds whose molecules contain carbonyl groups, Dokl. Phys. Chem., 1960, 132, 521, In original 1332. [all data]

Spanka and Rademacher, 1986
Spanka, G.; Rademacher, P., Transannular interactions in difunctional medium rings. 1. n/π Interactions in cyclic amino ketones and aminoalkenes studied by photoelectron spectroscopy, J. Org. Chem., 1986, 51, 592. [all data]

Kovac and Klasinc, 1978
Kovac, B.; Klasinc, L., Photoelectron spectroscopy of adamantane and some adamantanones, Croat. Chem. Acta, 1978, 51, 55. [all data]

Hentrich, Gunkel, et al., 1974
Hentrich, G.; Gunkel, E.; Klessinger, M., Photoelektronenspektren organischer verbindungen. 4. Photoelektronenspektren ungesattigter carbonylverbindungen, J. Mol. Struct., 1974, 21, 231. [all data]

Chadwick, Frost, et al., 1971
Chadwick, D.; Frost, D.C.; Weiler, L., The photoelectron spectra of cyclic ketones, Tetrahedron Lett., 1971, 47, 4543. [all data]


Notes

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