Benzenebutanoic acid, methyl ester
- Formula: C11H14O2
- Molecular weight: 178.2277
- IUPAC Standard InChIKey: YRYZGVBKMWFWGT-UHFFFAOYSA-N
- CAS Registry Number: 2046-17-5
- 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-, methyl ester; Methyl 4-phenylbutanoate; Methyl 4-phenylbutyrate; Methyl ester of benzenebutanoic acid; 4-Phenylbutanoic acid methyl ester
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Phase change 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: Robert L. Brown and Stephen E. Stein
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference |
---|---|---|
405. | 0.020 | Frinton Laboratories Inc., 1986 |
Gas phase ion energetics data
Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), 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 |
---|---|---|
8.6 ± 0.3 | EI | Howe and Williams, 1968 |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C3H6O2+ | 11.5 ± 0.2 | ? | EI | Howe, Williams, et al., 1969 | |
C7H7+ | 13.4 ± 0.2 | ? | EI | Howe, Williams, et al., 1969 | |
C8H8+ | 10.7 ± 0.2 | CH2=CO+CH3OH | EI | Occolowitz, 1967 | |
C10H10O+ | 9.1 ± 0.2 | CH3OH | EI | Occolowitz, 1967 | |
C10H11O+ | 11.1 ± 0.3 | CH3O | EI | Howe and Williams, 1968 |
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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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 |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center, 1994 |
NIST MS number | 135200 |
References
Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Frinton Laboratories Inc., 1986
Frinton Laboratories Inc.,
Catalog Number 11, Frinton Laboratories Inc., Vineland, NJ, 1986, 99. [all data]
Howe and Williams, 1968
Howe, I.; Williams, D.H.,
Studies in mass spectrometry. XXX. Substituent effects in mass spectrometry. Comparison of charge localization and quasi-equilibrium theories,
J. Am. Chem. Soc., 1968, 90, 5461. [all data]
Howe, Williams, et al., 1969
Howe, I.; Williams, D.H.; Kingston, D.G.I.; Tannenbaum, H.P.,
Substituent effects in the mass spectra of some - and -substituted methyl butyrates,
J. Chem. Soc. B, 1969, 439. [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, IR Spectrum, Mass spectrum (electron ionization), References
- Symbols used in this document:
AE Appearance energy Tboil Boiling point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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