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Methylenecyclopropene


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

View reactions leading to C4H4+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Deltaf(+) ion289.kcal/molN/AN/A 

Ionization energy determinations

IE (eV) Method Reference Comment
8.15 ± 0.03PEStaley and Norden, 1989LL
8.41 ± 0.05PEStaley and Norden, 1989Vertical value; LL

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.

Staley and Norden, 1989
Staley, S.W.; Norden, T.D., Structure and energetics of C4H4+ in the gas phase. Photoelectron spectrum of methylenecyclopropene, J. Am. Chem. Soc., 1989, 111, 445. [all data]


Notes

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