Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

pSO2CF3-phenoxide anion


Gas phase ion energetics data

Go To: Top, 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
Deltar322.5 ± 2.1kcal/molG+TSKoppel, Taft, et al., 1994gas phase
Deltar322.1 ± 2.1kcal/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
Deltar315.7 ± 2.0kcal/molIMREKoppel, Taft, et al., 1994gas phase
Deltar315.3 ± 2.0kcal/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, 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.

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]

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]


Notes

Go To: Top, Gas phase ion energetics data, References