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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
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard

Quantity Value Units Method Reference Comment
Proton affinity (review)814.2kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity784.4kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
10.40PEMcGlynn and Meeks, 1976LLK
10.40PEMeeks, Arnett, et al., 1975LLK
10.70PEYokoyama, Jinno, et al., 1974LLK
11.1PEWittel, Astrup, et al., 1975Vertical value; LLK
11.47PEBain and Frost, 1973Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C2H4O+[c-C2H4O+]11.34 ± 0.05CH2O2EIBuschek, Holmes, et al., 1987LBLHLM


Go To: Top, 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.

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]

McGlynn and Meeks, 1976
McGlynn, S.P.; Meeks, J.L., Photoelectron spectra of carbonyls, carbonates, oxalates and esterification effects, J. Electron Spectrosc. Relat. Phenom., 1976, 8, 85. [all data]

Meeks, Arnett, et al., 1975
Meeks, J.L.; Arnett, J.F.; Larson, D.; McGlynn, S.P., Photoelectron spectroscopy of carbonyls. Ionization assignments, Chem. Phys. Lett., 1975, 30, 190. [all data]

Yokoyama, Jinno, et al., 1974
Yokoyama, Y.; Jinno, M.; Watanabe, I.; Ikeda, S., Identification of accidentally degenerate bands in UV photoelectron spectra of ethylene carbonate and propylene carbonate, J. Electron Spectrosc. Relat. Phenom., 1974, 5, 1095. [all data]

Wittel, Astrup, et al., 1975
Wittel, K.; Astrup, E.E.; Bock, H.; Graeffe, G.; Juslen, H., Photoelectron spectra and molecular properties, XLVIII Carbonates thio- carbonates, Z. Naturforsch. B:, 1975, 30, 862. [all data]

Bain and Frost, 1973
Bain, A.D.; Frost, D.C., Studies of the carbonyl group in some five-membered ring compounds by photoelectron spectroscopy, Can. J. Chem., 1973, 51, 1245. [all data]

Buschek, Holmes, et al., 1987
Buschek, J.M.; Holmes, J.L.; Terlouw, J.K., CH3OCH+, a new stable C2H4O+ isomer, and a reassessment of the oxirane+ potential surface, J. Am. Chem. Soc., 1987, 109, 7321. [all data]


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