1,1,1,3,3,3-Hexafluoro-2-(trifluoromethyl)-2-propanol


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
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard

Quantity Value Units Method Reference Comment
Proton affinity (review)161.8kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity154.6kcal/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
12.25PEKoppel, Molder, et al., 1983LBLHLM

De-protonation reactions

C4F9O- + Hydrogen cation = 1,1,1,3,3,3-Hexafluoro-2-(trifluoromethyl)-2-propanol

By formula: C4F9O- + H+ = C4HF9O

Quantity Value Units Method Reference Comment
Δr331.6 ± 2.2kcal/molG+TSTaft, Koppel, et al., 1990gas phase; B
Quantity Value Units Method Reference Comment
Δr324.0 ± 2.0kcal/molIMRETaft, Koppel, et al., 1990gas phase; B
Δr323.2 ± 5.0kcal/molIMRBKoppel, Pikver, et al., 1981gas phase; B
Δr321.4 ± 5.0kcal/molIMRBClair and McMahon, 1980gas phase; B

Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin MUS23 A. Mujsce, AT&T Bell Labs., Murray Hill, N.J., USA
NIST MS number 115419

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References

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), 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]

Koppel, Molder, et al., 1983
Koppel, I.A.; Molder, U.H.; Pikver, R.J., Photoelectron spectra of molecules. I. Alcohols, Org. React. Tartu, 1983, 20, 45. [all data]

Taft, Koppel, et al., 1990
Taft, R.W.; Koppel, I.J.; Topsom, R.D.; Anvia, F., Acidities of OH Compounds, including Alcohols, Phenols, Carboxylic Acids, and Mineral Acids, J. Am. Chem. Soc., 1990, 112, 6, 2047, https://doi.org/10.1021/ja00162a001 . [all data]

Koppel, Pikver, et al., 1981
Koppel, I.; Pikver, R.; Sugis, A.; Suurmaa, E.; Lippmaa, E., FTICR Study of Structure and Solvent Effects on Basicity of Some Anions in the Gas Phase, Org. Reac., 1981, 18, 3. [all data]

Clair and McMahon, 1980
Clair, R.L.; McMahon, T.B., An ion cyclotron resonance study of base-induced elimination reactions of fluorinated alcohols and unimolecular loss of HF from chemically activated fluoroalkoxide ions, Int. J. Mass Spectrom. Ion Phys., 1980, 33, 21. [all data]


Notes

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), References