Benzenebutanoic acid
- Formula: C10H12O2
- Molecular weight: 164.2011
- IUPAC Standard InChIKey: OBKXEAXTFZPCHS-UHFFFAOYSA-N
- CAS Registry Number: 1821-12-1
- 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: Butyric acid, 4-phenyl-; γ-Phenylbutyric acid; Phenylbutyric acid; 4-Phenylbutanoic acid; 4-Phenylbutyric acid; γ-Phenyl-n-butyric acid; 4-Phenyl-n-butyric acid; ω-Phenylbutanoic acid; Benzenebutyric acid
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Phase change data
Go To: Top, Gas phase ion energetics data, 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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 563.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 27.01 ± 0.24 | kcal/mol | ME | Monte and Hillesheim, 2001 | AC |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
438.2 | 0.013 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
26.9 ± 0.2 | 316. | ME | Monte and Hillesheim, 2001 | Based on data from 309. to 323. K.; AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
4.66 | 324.2 | DSC | Monte and Hillesheim, 2001 | AC |
Gas phase ion energetics data
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference |
---|---|---|
9.0 ± 0.1 | EI | Occolowitz, 1967 |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C8H8+ | 10.6 ± 0.2 | CH2=CO+H2O | EI | Occolowitz, 1967 | |
C10H10O+ | 9.2 ± 0.2 | H2O | EI | Occolowitz, 1967 |
References
Go To: Top, Phase change data, 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.
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Monte and Hillesheim, 2001
Monte, Manuel J.S.; Hillesheim, Dorothea M.,
Thermodynamic Study on the Sublimation of 2-Phenylacetic, 4-Phenylbutyric, and 5-Phenylvaleric Acid,
J. Chem. Eng. Data, 2001, 46, 6, 1601-1604, https://doi.org/10.1021/je010153h
. [all data]
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Occolowitz, 1967
Occolowitz, J.L.,
Charge localization and the electronimpact fragmentation of carbonyl compounds,
Australian J. Chem., 1967, 20, 2387. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy Tboil Boiling point ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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