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CF2=C(CF3)O 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

C3F5O- + Hydrogen cation = 2-Propanone, 1,1,1,3,3-pentafluoro-

By formula: C3F5O- + H+ = C3HF5O

Quantity Value Units Method Reference Comment
Deltar1412. ± 18.kJ/molG+TSFarid and McMahon, 1980gas phase; Between FCH2CO2H, HCl; nearer to HCl; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Deltar1384. ± 17.kJ/molIMRBFarid and McMahon, 1980gas phase; Between FCH2CO2H, HCl; nearer to HCl; 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
2.10 ± 0.30EIAEHarland and Thynne, 1970From (CF3)2CO

Protonation reactions

C3F5O- + Hydrogen cation = 2-Propanone, 1,1,1,3,3-pentafluoro-

By formula: C3F5O- + H+ = C3HF5O

Quantity Value Units Method Reference Comment
Deltar1412. ± 18.kJ/molG+TSFarid and McMahon, 1980gas phase; Between FCH2CO2H, HCl; nearer to HCl; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Deltar1384. ± 17.kJ/molIMRBFarid and McMahon, 1980gas phase; Between FCH2CO2H, HCl; nearer to HCl; 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.

Farid and McMahon, 1980
Farid, R.; McMahon, T.B., The gas phase acidities of fluorinated acetones. An ICR investigation of the role of fluorine substituents in the stabilization of planar carbanions, Can. J. Chem., 1980, 58, 2307. [all data]

Harland and Thynne, 1970
Harland, P.; Thynne, J.C.J., Positive and negative ion formation in hexafluoroacetone by electron impact, J. Phys. Chem., 1970, 74, 52. [all data]


Notes

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