2',3',4',5',6'-Pentafluoroacetophenone
- Formula: C8H3F5O
- Molecular weight: 210.1008
- IUPAC Standard InChI: InChI=1S/C8H3F5O/c1-2(14)3-4(9)6(11)8(13)7(12)5(3)10/h1H3
- IUPAC Standard InChIKey: FBGHCYZBCMDEOX-UHFFFAOYSA-N
- CAS Registry Number: 652-29-9
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: 2,3,4,5,6-Pentafluoroacetophenone; Pentafluoroacetophenone; Ethanone, 1-(pentafluorophenyl)-; Acetophenone, 2',3',4',5',6'-pentafluoro-
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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 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 ± 0.11 | IMRE | Dillow and Kebarle, 1989 | ΔGea(423 K) = -21.7±1.0 kcal/mol , assumed entropy = 3.5 eu; B |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 11.25 | EI | Majer and Patrick, 1963 | RDSH |
| 10.26 | PE | Furin, Zibarev, et al., 1989 | Vertical value; LL |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C6F5+ | 16.7 | ? | EI | Majer and Patrick, 1963 | RDSH |
| C7OF5+ | 11.25 | ? | EI | Majer and Patrick, 1963 | RDSH |
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.
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
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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