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

pCF3-benzoate anion


Reaction thermochemistry data

Go To: Top, Gas phase ion energetics 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

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C8H4F3O2- + Hydrogen cation = α,α,α-trifluoro-p-toluic acid

By formula: C8H4F3O2- + H+ = C8H5F3O2

Quantity Value Units Method Reference Comment
Deltar1390. ± 8.8kJ/molG+TSTaft and Topsom, 1987gas phase; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Deltar1361. ± 8.4kJ/molIMRETaft and Topsom, 1987gas phase; 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
4.09 ± 0.16D-EATaft and Topsom, 1987value altered from reference due to change in acidity scale

Protonation reactions

C8H4F3O2- + Hydrogen cation = α,α,α-trifluoro-p-toluic acid

By formula: C8H4F3O2- + H+ = C8H5F3O2

Quantity Value Units Method Reference Comment
Deltar1390. ± 8.8kJ/molG+TSTaft and Topsom, 1987gas phase; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Deltar1361. ± 8.4kJ/molIMRETaft and Topsom, 1987gas phase; 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.

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

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