Benzenepropanoic acid, methyl ester
- Formula: C10H12O2
- Molecular weight: 164.2011
- IUPAC Standard InChIKey: RPUSRLKKXPQSGP-UHFFFAOYSA-N
- CAS Registry Number: 103-25-3
- 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: Hydrocinnamic acid, methyl ester; β-Phenylpropionic acid methyl ester; Methyl β-phenylpropionate; Methyl hydrocinnamate; Methyl 3-phenylpropanoate; Methyl 3-phenylpropionate; Methyl benzenepropanoate; Methyl dihydrocinnamate; Methyl ester of β-Phenylpropionic acid; Methyl phenylpropionate; 3-Phenylpropanoic acid methyl ester; Dihydromethyl cinnamate; methyl (3-phenyI) propanoate
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Reaction thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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Individual Reactions
By formula: C10H10O2 + H2 = C10H12O2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -101.18 ± 0.43 | kJ/mol | Chyd | Williams, 1942 | liquid phase; solvent: Acetic acid; At 302 K |
By formula: H2 + C10H10O2 = C10H12O2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -425.9 | kJ/mol | Chyd | Veselova and Sul'man, 1980 | liquid phase |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry 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 |
---|---|---|
9.1 ± 0.1 | EI | Occolowitz, 1967 |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C8H8+ | 9.9 ± 0.2 | HCOOCH3 | EI | Occolowitz, 1967 |
References
Go To: Top, Reaction thermochemistry 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.
Williams, 1942
Williams, R.B.,
Heats of catalytic hydrogenation in solution. I. Apparatus, technique, and the heats of hydrogenation of certain pairs of stereoisomers,
J. Am. Chem. Soc., 1942, 64, 1395-1404. [all data]
Veselova and Sul'man, 1980
Veselova, M.E.; Sul'man, E.M.,
Effect of the chemical structure of α,β-unsaturated esters and ketones on the selectivity of their hydrogenation,
Svoistva Veshchestv i Stroenie Molekul, Kalinin, 1980, 140-143. [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, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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