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trifluoroacetaldehyde

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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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess

Quantity Value Units Method Reference Comment
Proton affinity (review)685.5kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity653.6kJ/molN/AHunter and Lias, 1998HL

De-protonation reactions

C2F3O- + Hydrogen cation = C2HF3O

By formula: C2F3O- + H+ = C2HF3O

Quantity Value Units Method Reference Comment
Deltar>1623. ± 17.kJ/molD-EAHarland and Thynne, 1970gas phase; From (CF3)2CO. Values unreasonable: «DELTA»Hf(CF3CO-)must be less than «DELTA»Hf(CF3-+CO)=-181. G3MP2B3 EA = 1.6 eV; B
Quantity Value Units Method Reference Comment
Deltar>1590. ± 17.kJ/molH-TSHarland and Thynne, 1970gas phase; From (CF3)2CO. Values unreasonable: «DELTA»Hf(CF3CO-)must be less than «DELTA»Hf(CF3-+CO)=-181. G3MP2B3 EA = 1.6 eV; B

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.

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [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

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