4,4'-Difluorobenzophenone
- Formula: C13H8F2O
- Molecular weight: 218.1988
- IUPAC Standard InChI: InChI=1S/C13H8F2O/c14-11-5-1-9(2-6-11)13(16)10-3-7-12(15)8-4-10/h1-8H
- IUPAC Standard InChIKey: LSQARZALBDFYQZ-UHFFFAOYSA-N
- CAS Registry Number: 345-92-6
- 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: Methanone, bis(4-fluorophenyl)-; Benzophenone, 4,4'-difluoro-; Bis(4-fluorophenyl) ketone; Bis(4-fluorophenyl)methanone; Bis(p-fluorophenyl) ketone; Di-p-fluorophenyl ketone; p,p'-Difluorobenzophenone; NSC 51800
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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 by: John E. Bartmess
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 0.776 ± 0.048 | IMRE | Fukuda and McIver, 1985 | ΔGea(355 K) = -19.1 kcal/mol; ΔSea = 3.5, est. from data in Kebarle and Chowdhury, 1987 |
IR Spectrum
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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
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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| Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| Origin | Sadtler Research Labs Under US-EPA Contract |
| State | gas |
References
Go To: Top, Gas phase ion energetics data, IR Spectrum, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Fukuda and McIver, 1985
Fukuda, E.K.; McIver, R.T., Jr.,
Relative electron affinities of substituted benzophenones, nitrobenzenes, and quinones. [Anchored to EA(SO2) from 74CEL/BEN],
J. Am. Chem. Soc., 1985, 107, 2291. [all data]
Kebarle and Chowdhury, 1987
Kebarle, P.; Chowdhury, S.,
Electron affinities and electron transfer reactions,
Chem. Rev., 1987, 87, 513. [all data]
Notes
Go To: Top, Gas phase ion energetics data, IR Spectrum, References
- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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