2',3',4',5',6'-Pentafluoroacetophenone


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

Fluorine anion + 2',3',4',5',6'-Pentafluoroacetophenone = (Fluorine anion • 2',3',4',5',6'-Pentafluoroacetophenone)

By formula: F- + C8H3F5O = (F- • C8H3F5O)

Quantity Value Units Method Reference Comment
Δr157. ± 8.4kJ/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987
Quantity Value Units Method Reference Comment
Δr121. ± 8.4kJ/molIMREDillow and Kebarle, 1988gas phase; Anchored to C6F6..F- in Hiraoka, Mizuse, et al., 1987

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 compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess

Electron affinity determinations

EA (eV) Method Reference Comment
0.88 ± 0.11IMREDillow and Kebarle, 1989ΔGea(423 K) = -21.7±1.0 kcal/mol , assumed entropy = 3.5 eu; B

Ionization energy determinations

IE (eV) Method Reference Comment
11.25EIMajer and Patrick, 1963RDSH
10.26PEFurin, Zibarev, et al., 1989Vertical value; LL

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C6F5+16.7?EIMajer and Patrick, 1963RDSH
C7OF5+11.25?EIMajer and Patrick, 1963RDSH

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Dillow and Kebarle, 1988
Dillow, G.W.; Kebarle, P., Fluoride Affinities of Perfluorobenzenes C6F5X. Meisenheimer Complexes in the Gas Phase and Solution, J. Am. Chem. Soc., 1988, 110, 15, 4877, https://doi.org/10.1021/ja00223a001 . [all data]

Hiraoka, Mizuse, et al., 1987
Hiraoka, K.; Mizuse, S.; Yamabe, S., A Determination of the Stability and Structure of F-(C6H6) and F-(C6F6) Clusters, J. Chem. Phys., 1987, 86, 7, 4102, https://doi.org/10.1063/1.451920 . [all data]

Dillow and Kebarle, 1989
Dillow, G.W.; Kebarle, P., Substituent Effects on the Electron Affinities of Perfluorobenzenes C6F5X, J. Am. Chem. Soc., 1989, 111, 15, 5592, https://doi.org/10.1021/ja00197a014 . [all data]

Majer and Patrick, 1963
Majer, J.R.; Patrick, C.R., Appearance potentials of the benzoyl radical-ion, J. Chem. Soc. Faraday Trans., 1963, 59, 1274. [all data]

Furin, Zibarev, et al., 1989
Furin, G.G.; Zibarev, A.V.; Sultanov, A.Sh.; Furlei, I.I., Order and structure of the outer valence Mo's of some derivatives of pentafluorobenzene, Bull. Acad. Sci. USSR, Div. Chem. Sci., 1989, 4, 772. [all data]


Notes

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