1-Buten-3-yn-2-ol


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

View reactions leading to C4H4O+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Δf(+) ion946.kJ/molN/AN/A 

Ionization energy determinations

IE (eV) Method Reference Comment
8.92 ± 0.03EITurecek, Havlas, et al., 1986LBLHLM
>9.0EIHolmes and Terlouw, 1979LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C3H4+10.22 ± 0.08COEITurecek, Havlas, et al., 1986LBLHLM
C4HO+11.20 ± 0.07CH3EITurecek, Havlas, et al., 1986LBLHLM

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.

Turecek, Havlas, et al., 1986
Turecek, F.; Havlas, Z.; Maquin, F.; Gaumann, T., 72. The mass spectra of organic compounds 1-buten-3-yn-2-ol. A new kinetically unstable C4H4O isomer, Helv. Chim. Acta, 1986, 69, 683. [all data]

Holmes and Terlouw, 1979
Holmes, J.L.; Terlouw, J.K., Structures of [C4H4O]+ ions produced from 2- and 4-pyrone, J. Am. Chem. Soc., 1979, 101, 4973. [all data]


Notes

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