benzynide anion


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 by: John E. Bartmess

Electron affinity of neutral species

EAneutral (eV) Method Reference Comment
1.51 ± 0.27D-EAGuo and Grabowski, 1991Acidity between MeOH and tBuOH, comparable to EtOH

Protonation reactions

benzynide anion + Hydrogen cation = Benzyne

By formula: C6H3- + H+ = C6H4

Quantity Value Units Method Reference Comment
Deltar1584. ± 13.kJ/molG+TSGuo and Grabowski, 1991gas phase; Acidity between MeOH and tBuOH, comparable to EtOH
Quantity Value Units Method Reference Comment
Deltar1552. ± 13.kJ/molIMRBGuo and Grabowski, 1991gas phase; Acidity between MeOH and tBuOH, comparable to EtOH
Deltar1556. ± 21.kJ/molIMRBGronert and DePuy, 1989gas phase

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.

Guo and Grabowski, 1991
Guo, Y.L.; Grabowski, J.J., Reactions of the Benzyne Radical Anion in the Gas Phase, the Acidity of the Phenyl Radical, and the Heat of Formation of ortho-Benzyne, J. Am. Chem. Soc., 1991, 113, 16, 5923, https://doi.org/10.1021/ja00016a001 . [all data]

Gronert and DePuy, 1989
Gronert, S.; DePuy, C.H., The Dehydrophenyl Anion and the Gas Phase Ion Chemistry of Benzyne, J. Am. Chem. Soc., 1989, 111, 26, 9253, https://doi.org/10.1021/ja00208a032 . [all data]


Notes

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