Benzyl methyl sulfide
- Formula: C8H10S
- Molecular weight: 138.230
- IUPAC Standard InChIKey: OFQPKKGMNWASPN-UHFFFAOYSA-N
- CAS Registry Number: 766-92-7
- 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: Benzene, [(methylthio)methyl]-; Sulfide, benzyl methyl; Methyl benzyl sulfide; 1-Phenyl-2-thiapropane; Methylthiomethylbenzene; α-(Methylthio)toluene; Benzyl methyl sulphide; NSC 75125; [(Methylsulfanyl)methyl]benzene
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | 19.0 ± 0.7 | kcal/mol | Ccr | Mackle and Mayrick, 1962 |
Condensed phase thermochemistry 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | 6.21 ± 0.48 | kcal/mol | Ccr | Mackle and Mayrick, 1962 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -1244.05 ± 0.48 | kcal/mol | Ccr | Mackle and Mayrick, 1962 |
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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 469.7 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 13.2 ± 0.50 | kcal/mol | N/A | Mackle and Mayrick, 1962, 2 | Based on data from 323. to 358. K.; AC |
ΔvapH° | 12.8 ± 0.5 | kcal/mol | V | Mackle and Mayrick, 1962 | ALS |
ΔvapH° | 12.7 | kcal/mol | N/A | Mackle and Mayrick, 1962 | DRB |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
12.4 | 351. | N/A | Dykyj, Svoboda, et al., 1999 | Based on data from 336. to 368. K.; AC |
12.1 | 351. | A | Stephenson and Malanowski, 1987 | Based on data from 336. to 368. K.; AC |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible 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 as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
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 |
---|---|---|---|
8.2 | PE | Glass, Broeker, et al., 1989 | LL |
8.64 | EI | Loudon, Maccoll, et al., 1970 | RDSH |
8.41 | PE | Glass, Broeker, et al., 1989 | Vertical value; LL |
8.42 | PE | Bock and Wagner, 1972 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C7H7+ | 10.58 | ? | EI | Loudon, Maccoll, et al., 1970 | RDSH |
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)
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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
Spectrum
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Additional Data
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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 | Japan AIST/NIMC Database- Spectrum MS-NW-4623 |
NIST MS number | 231858 |
UV/Visible 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.
Spectrum
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Additional Data
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Source | Bol'shakov, et al., 1969 |
---|---|
Owner | INEP CP RAS, NIST OSRD Collection (C) 2007 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
Origin | INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS |
Source reference | RAS UV No. 20128 |
Instrument | unknown |
Boiling point | 210 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Mackle and Mayrick, 1962
Mackle, H.; Mayrick, R.G.,
Studies in the thermochemistry of organic sulphides. Part 1.-The gas-phase heats of formation of phenyl methyl, phenyl ethyl, benzyl methyl, and benzyl ethyl sulphides,
Trans. Faraday Soc., 1962, 58, 33-39. [all data]
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]
Mackle and Mayrick, 1962, 2
Mackle, H.; Mayrick, R.G.,
Studies in the thermochemistry of organic sulphides. Part 1.?The gas-phase heats of formation of phenyl methyl, phenyl ethyl, benzyl methyl and benzyl ethyl sulphides,
Trans. Faraday Soc., 1962, 58, 33, https://doi.org/10.1039/tf9625800033
. [all data]
Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R.,
Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Glass, Broeker, et al., 1989
Glass, R.S.; Broeker, J.L.; Jatcko, M.E.,
Distinguishing ionization from sulfur P-type lone pair orbitals and carbon n-molecular orbitals by He I/He II photoelectron spectroscopy,
Tetrahedron, 1989, 45, 1263. [all data]
Loudon, Maccoll, et al., 1970
Loudon, A.G.; Maccoll, A.; Wong, S.K.,
Comparison between unimolecular gas phase pyrolysis and electron impact fragmentation. Part I. The mass spectra of tetralin and some related heterocycles,
J. Chem. Soc. B, 1970, 1727. [all data]
Bock and Wagner, 1972
Bock, H.; Wagner, G.,
Electron lone pairs in organic sulfides and disulfides,
Angew. Chem. Int. Ed. Engl., 1972, 11, 119. [all data]
Bol'shakov, et al., 1969
Bol'shakov, G.F., et al.,
Ultraviolet spectra of heteroorganic compounds, 1969, 112. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References
- Symbols used in this document:
AE Appearance energy Tboil Boiling point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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