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pSO2CF3-phenoxide 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

C7H4F3O3S- + Hydrogen cation = C7H5F3O3S

By formula: C7H4F3O3S- + H+ = C7H5F3O3S

Quantity Value Units Method Reference Comment
Deltar1349. ± 8.8kJ/molG+TSKoppel, Taft, et al., 1994gas phase
Deltar1348. ± 8.8kJ/molG+TSTaft and Topsom, 1987gas phase; Slightly revised with re-anchoring, 1991. 91TAF; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Deltar1321. ± 8.4kJ/molIMREKoppel, Taft, et al., 1994gas phase
Deltar1319. ± 8.4kJ/molIMRETaft and Topsom, 1987gas phase; Slightly revised with re-anchoring, 1991. 91TAF; value altered from reference due to change in acidity scale

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
3.36072D-EATaft and Topsom, 1987Slightly revised with re-anchoring, 1991. 91TAF; value altered from reference due to change in acidity scale

Protonation reactions

C7H4F3O3S- + Hydrogen cation = C7H5F3O3S

By formula: C7H4F3O3S- + H+ = C7H5F3O3S

Quantity Value Units Method Reference Comment
Deltar1349. ± 8.8kJ/molG+TSKoppel, Taft, et al., 1994gas phase
Deltar1348. ± 8.8kJ/molG+TSTaft and Topsom, 1987gas phase; Slightly revised with re-anchoring, 1991. 91TAF; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Deltar1321. ± 8.4kJ/molIMREKoppel, Taft, et al., 1994gas phase
Deltar1319. ± 8.4kJ/molIMRETaft and Topsom, 1987gas phase; Slightly revised with re-anchoring, 1991. 91TAF; value altered from reference due to change in acidity scale

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.

Koppel, Taft, et al., 1994
Koppel, I.A.; Taft, R.W.; Anvia, F.; Zhu, S.Z.; Hu, L.Q.; Sung, K.S.; Desmarteau, D.D.; Yagupolskii, L.M., The Gas-Phase Acidities of Very Strong Neutral Bronsted Acids, J. Am. Chem. Soc., 1994, 116, 7, 3047, https://doi.org/10.1021/ja00086a038 . [all data]

Taft and Topsom, 1987
Taft, R.W.; Topsom, R.D., The Nature and Analysis of Substituent Effects, Prog. Phys. Org. Chem., 1987, 16, 1. [all data]


Notes

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