Benzoic acid, phenyl ester

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

Quantity Value Units Method Reference Comment
Δfgas-34.0 ± 0.6kcal/molCcbCarson, Fine, et al., 1971see Adams, Fine, et al., 1967
Δfgas-36.3 ± 1.1kcal/molCcbKiparisova and Rabinovich, 1971Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -36.2 ± 1.1 kcal/mol
Δfgas-36.kcal/molCcbFine and Gray, 1967 

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

Quantity Value Units Method Reference Comment
Δfsolid-57.7 ± 0.5kcal/molCcbCarson, Fine, et al., 1971see Adams, Fine, et al., 1967
Δfsolid-57.6 ± 0.6kcal/molCcbKiparisova and Rabinovich, 1971 
Δfsolid-57.0 ± 3.5kcal/molCcbFine and Gray, 1967 
Quantity Value Units Method Reference Comment
Δcsolid-1506.7 ± 0.6kcal/molCcbKiparisova and Rabinovich, 1971Corresponding Δfsolid = -57.5 kcal/mol (simple calculation by NIST; no Washburn corrections)
Δcsolid-1507.8 ± 3.5kcal/molCcbFine and Gray, 1967Corresponding Δfsolid = -56.4 kcal/mol (simple calculation by NIST; no Washburn corrections)

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:
L - Sharon G. Lias

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

Quantity Value Units Method Reference Comment
IE (evaluated)8.8 ± 0.15eVN/AN/AL

Ionization energy determinations

IE (eV) Method Reference Comment
8.76PIOrlov, Ponomarev, et al., 1991LL
8.63EIElder, Beynon, et al., 1976LLK
9.0EITurk and Shapiro, 1972LLK
8.98 ± 0.05EINatalis and Franklin, 1965RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C6H5+15.46 ± 0.05?EINatalis and Franklin, 1965RDSH
C7H5O+9.41OC6H5PIOrlov, Ponomarev, et al., 1991LL
C7H5O+9.62OC6H5EIElder, Beynon, et al., 1976LLK
C7H5O+10.0OC6H5EITurk and Shapiro, 1972LLK
C7H5O+10.01 ± 0.07C6H50EINatalis and Franklin, 1965RDSH

References

Go To: Top, Gas phase thermochemistry data, Condensed phase 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.

Carson, Fine, et al., 1971
Carson, A.S.; Fine, D.H.; Gray, P.; Laye, P.G., Standard enthalpies of formation of diphenyl oxalate and benzoic anhydride and some related bond dissociation energies, J. Chem. Soc. B, 1971, 1611-1615. [all data]

Adams, Fine, et al., 1967
Adams, G.P.; Fine, D.H.; Gray, P.; Laye, P.G., Heat of formation of phenyl benzoate and related bond dissociation energies, J. Chem. Soc. B, 1967, 720-722. [all data]

Kiparisova and Rabinovich, 1971
Kiparisova, E.G.; Rabinovich, I.B., Thermochemistry of a series of acyl peroxides, Dokl. Phys. Chem. (Engl. Transl.), 1971, 199, 675-677, In original 1075. [all data]

Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]

Fine and Gray, 1967
Fine, D.H.; Gray, P., Explosive decomposition of solid benzoyl peroxide, Combust. Flame, 1967, 11, 71-78. [all data]

Orlov, Ponomarev, et al., 1991
Orlov, V.M.; Ponomarev, D.A.; Misharev, A.D.; Takhistov, V.V., Photoionization mass spectrometry and the relative stabilities of aryloxy radicals, J. Gen. Chem. USSR, 1991, 61, 2088. [all data]

Elder, Beynon, et al., 1976
Elder, J.F.; Beynon, J.H.; Cooks, R.G., The benzoyl ion. Thermochemistry and kinetic energy release, Org. Mass Spectrom., 1976, 11, 415. [all data]

Turk and Shapiro, 1972
Turk, J.; Shapiro, R.H., Formation of benzoyl ions: A complicated cleavage reaction, Org. Mass Spectrom., 1972, 6, 189. [all data]

Natalis and Franklin, 1965
Natalis, P.; Franklin, J.L., Ionization and dissociation of diphenyl and condensed ring aromatics by electron impact. II. Diphenylcarbonyls and ethers, J. Phys. Chem., 1965, 69, 2943. [all data]


Notes

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