Benzene, (methoxymethyl)-

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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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C8H10O+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)816.7kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity787.5kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
8.76EIHoffman and Bursey, 1971LLK
8.83 ± 0.05EIPignataro, Foffani, et al., 1966RDSH
8.85 ± 0.03PIWatanabe, 1957RDSH
9.07PEShudo, Kobayashi, et al., 1977Vertical value; LLK
9.12PEBock and Wagner, 1972Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C7H7+11.78?EIHoffman and Bursey, 1971LLK
C7H7+11.65?EILoudon, Maccoll, et al., 1970RDSH
C7H7O+11.47CH3EIHoffman and Bursey, 1971LLK
C8H9O+10.7 ± 0.1HEIMeyer and Harrison, 1964RDSH


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, . [all data]

Hoffman and Bursey, 1971
Hoffman, M.K.; Bursey, M.M., Structural characteristics of non-decomposing C7H7+ ions from some methyl ethers on electron impact, Chem. Commun., 1971, 824. [all data]

Pignataro, Foffani, et al., 1966
Pignataro, S.; Foffani, A.; Innorta, G.; Distefano, G., Molecular structural effects on the ionization potentials for metasubstituted aromatic compounds and for compounds of the type X-CH2-R, Z. Physik. Chem. (Frankfurt), 1966, 49, 291. [all data]

Watanabe, 1957
Watanabe, K., Ionization potentials of some molecules, J. Chem. Phys., 1957, 26, 542. [all data]

Shudo, Kobayashi, et al., 1977
Shudo, K.; Kobayashi, T.; Utsunomiya, C., Photoelectron spectral studies on the interaction of three-membered rings with aryl groups, Tetrahedron, 1977, 33, 1721. [all data]

Bock and Wagner, 1972
Bock, H.; Wagner, G., Electron lone pairs in organic sulfides and disulfides, Angew. Chem. Int. Ed. Engl., 1972, 11, 119. [all data]

Loudon, Maccoll, et al., 1970
Loudon, A.G.; Maccoll, A.; Wong, S.K., Comparison between unimolecular gas phase pyrolysis and electron impact fragmentation. Part I. The mass spectra of tetralin and some related heterocycles, J. Chem. Soc. B, 1970, 1727. [all data]

Meyer and Harrison, 1964
Meyer, F.; Harrison, A.G., An electron impact study of methyl phenyl ethers, Can. J. Chem., 1964, 42, 2008. [all data]


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