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1-Butene, 3-methyl-

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

View reactions leading to C5H10+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)9.52 ± 0.01eVN/AN/AL

Ionization energy determinations

IE (eV) Method Reference Comment
9.533 ± 0.003PEMasclet, Grosjean, et al., 1973LLK
9.52EILossing, 1972LLK
9.60 ± 0.03EIGross and Wilkins, 1971LLK
9.52PEDewar and Worley, 1969RDSH
9.51 ± 0.03PIWatanabe, Nakayama, et al., 1962RDSH
9.5 ± 0.1PEBieri, Burger, et al., 1977Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C3H6+10.76 ± 0.05C2H4PIBrand and Baer, 1984LBLHLM
C3H6+11.54 ± 0.10C2H4EIGross and Wilkins, 1971LLK
C4H7+10.74CH3EIBrand and Baer, 1984LBLHLM
C4H7+10.75 ± 0.03CH3PIBrand and Baer, 1984LBLHLM
C4H7+10.74CH3EILossing, 1972LLK
C4H7+11.15 ± 0.12CH3EIGross and Wilkins, 1971LLK

References

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

Masclet, Grosjean, et al., 1973
Masclet, P.; Grosjean, D.; Mouvier, G., Alkene ionization potentials. Part I. Quantitative determination of alkyl group structural effects, J. Electron Spectrosc. Relat. Phenom., 1973, 2, 225. [all data]

Lossing, 1972
Lossing, F.P., Free radicals by mass spectrometry. XLV. Ionization potentials and heats of formation of C3H3, C3H5, and C4H7 radicals and ions, Can. J. Chem., 1972, 50, 3973. [all data]

Gross and Wilkins, 1971
Gross, M.L.; Wilkins, C.L., Computer-assisted ion cyclotron resonance appearance potential measurements for C5H10 isomers, Anal. Chem., 1971, 43, 1624. [all data]

Dewar and Worley, 1969
Dewar, M.J.S.; Worley, S.D., Photoelectron spectra of molecules. I. Ionization potentials of some organic molecules and their interpretation, J. Chem. Phys., 1969, 50, 654. [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]

Bieri, Burger, et al., 1977
Bieri, G.; Burger, F.; Heilbronner, E.; Maier, J.P., Valence ionization enrgies of hydrocarbons, Helv. Chim. Acta, 1977, 60, 2213. [all data]

Brand and Baer, 1984
Brand, W.A.; Baer, T., Dissociation dynamics of energy-selected C5H10+ ions, J. Am. Chem. Soc., 1984, 106, 3154. [all data]


Notes

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