Methanone, (4-hydroxyphenyl)phenyl-
- Formula: C13H10O2
- Molecular weight: 198.2173
- IUPAC Standard InChI: InChI=1S/C13H10O2/c14-12-8-6-11(7-9-12)13(15)10-4-2-1-3-5-10/h1-9,14H
- IUPAC Standard InChIKey: NPFYZDNDJHZQKY-UHFFFAOYSA-N
- CAS Registry Number: 1137-42-4
- 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: Benzophenone, 4-hydroxy-; p-Benzoylphenol; p-Hydroxybenzophenone; 4-Benzoylphenol; 4-Hydroxybenzophenone; 4'-Hydroxybenzophenone
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Gas phase ion energetics data
Go To: Top, References, Notes
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:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.3 | PE | McAlduff and Bunbury, 1979 | LLK |
| 8.59 ± 0.05 | EI | Foffani, Pignataro, et al., 1964 | RDSH |
| 8.80 ± 0.05 | PE | McAlduff and Bunbury, 1979 | Vertical value; LLK |
De-protonation reactions
C13H9O2- + =
By formula: C13H9O2- + H+ = C13H10O2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 332.8 ± 2.1 | kcal/mol | G+TS | Fujio, McIver, et al., 1981 | gas phase; value altered from reference due to change in acidity scale; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 326.0 ± 2.0 | kcal/mol | IMRE | Fujio, McIver, et al., 1981 | gas phase; value altered from reference due to change in acidity scale; 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.
McAlduff and Bunbury, 1979
McAlduff, E.J.; Bunbury, D.L.,
Photoelectron spectra of some aromatic mono-and di-ketones,
J. Electron Spectrosc. Relat. Phenom., 1979, 17, 81. [all data]
Foffani, Pignataro, et al., 1964
Foffani, A.; Pignataro, S.; Cantone, B.; Grasso, F.,
Ionization potentials and substituent effects for aromatic carbonyl compounds,
Z. Physik. Chem. (Frankfurt), 1964, 42, 221. [all data]
Fujio, McIver, et al., 1981
Fujio, M.; McIver, R.T., Jr.; Taft, R.W.,
Effects on the acidities of phenols from specific substituent-solvent interactions. Inherent substituent parameters from gas phase acidities,
J. Am. Chem. Soc., 1981, 103, 4017. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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