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1,3-Pentadiene, 2-methyl-, (E)-

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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 compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C6H10+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
8.42 ± 0.025PEWerstiuk and Timmins, 1988LL
8.45 ± 0.05EIWolkoff, Holmes, et al., 1980LLK
8.45EILossing and Traeger, 1975LLK
8.43PEMasclet, Mouvier, et al., 1981Vertical value; LLK
8.47PEWorley, Webb, et al., 1979Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C5H7+10.37CH3EILossing and Traeger, 1975LLK


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.

Werstiuk and Timmins, 1988
Werstiuk, N.; Timmins, G., A redetermination of the ultraviolet photoelectron spectrum of (Z)-2-methyl-1,3-pentadiene; evidence that twisted conformers predominate in the gas phase, Can. J. Chem., 1988, 66, 2954. [all data]

Wolkoff, Holmes, et al., 1980
Wolkoff, P.; Holmes, J.L.; Lossing, F.P., On the formation of cyclopentenium cations from all C6H10+ molecular ion structures, Can. J. Chem., 1980, 58, 251. [all data]

Lossing and Traeger, 1975
Lossing, F.P.; Traeger, J.C., Stabilization in cyclopentadienyl, cyclopentenyl, and cyclopentyl cations, J. Am. Chem. Soc., 1975, 97, 1579. [all data]

Masclet, Mouvier, et al., 1981
Masclet, P.; Mouvier, G.; Bocquet, J.F., Effets electroniques et effets steriques dus a la substitution alcoyle dans les dienes conjugues, J. Chim. Phys., 1981, 78, 99. [all data]

Worley, Webb, et al., 1979
Worley, S.D.; Webb, T.R.; Gibson, D.H.; Ong, T.-S., On the electronic structures of cyclobutadiene trimethylenemethane, J. Organomet. Chem., 1979, 168, 16. [all data]


Go To: Top, Gas phase ion energetics data, References