cyclobutanone enolate anion


Reaction thermochemistry 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 by: John E. Bartmess

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Individual Reactions

C4H5O- + Hydrogen cation = Cyclobutanone

By formula: C4H5O- + H+ = C4H6O

Quantity Value Units Method Reference Comment
Δr1536. ± 17.kJ/molG+TSBrickhouse and Squires, 1988gas phase; Between Me2C=NOH, EtCHO
Quantity Value Units Method Reference Comment
Δr1502. ± 17.kJ/molIMRBBrickhouse and Squires, 1988gas phase; Between Me2C=NOH, EtCHO

Gas phase ion energetics data

Go To: Top, Reaction thermochemistry data, References, Notes

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

Data compiled by: John E. Bartmess

Electron affinity of neutral species

EAneutral (eV) Method Reference Comment
1.8010 ± 0.0080LPDBrinkman, Berger, et al., 1993 
1.843 ± 0.065PDZimmerman, Jackson, et al., 1978 

Protonation reactions

C4H5O- + Hydrogen cation = Cyclobutanone

By formula: C4H5O- + H+ = C4H6O

Quantity Value Units Method Reference Comment
Δr1536. ± 17.kJ/molG+TSBrickhouse and Squires, 1988gas phase; Between Me2C=NOH, EtCHO
Quantity Value Units Method Reference Comment
Δr1502. ± 17.kJ/molIMRBBrickhouse and Squires, 1988gas phase; Between Me2C=NOH, EtCHO

References

Go To: Top, Reaction thermochemistry data, 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.

Brickhouse and Squires, 1988
Brickhouse, M.D.; Squires, R.R., Gas Phase Bronsted vs. Lewis Acid-Base Reactions of 6,6-Dimethylfulvene. A Sensitive Probe of the Electronic Structures of Organic Anions, J. Am. Chem. Soc., 1988, 110, 9, 2706, https://doi.org/10.1021/ja00217a002 . [all data]

Brinkman, Berger, et al., 1993
Brinkman, E.A.; Berger, S.; Marks, J.; Brauman, J.I., Molecular Rotation and the Observation of Dipole-Bound States of Anions, J. Chem. Phys., 1993, 99, 10, 7586, https://doi.org/10.1063/1.465688 . [all data]

Zimmerman, Jackson, et al., 1978
Zimmerman, A.H.; Jackson, R.L.; Janousek, B.K.; Brauman, J.J., Electron photodetachment from cyclic enolate anions in the gas phase: Electron affinities of cyclic enolate radicals, J. Am. Chem. Soc., 1978, 100, 4674. [all data]


Notes

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