Benzene, (methylthio)-
- Formula: C7H8S
- Molecular weight: 124.203
- IUPAC Standard InChIKey: HNKJADCVZUBCPG-UHFFFAOYSA-N
- CAS Registry Number: 100-68-5
- 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: Sulfide, methyl phenyl; (Methylthio)benzene; Anisole, thio-; Methyl phenyl sulfide; Phenyl methyl sulfide; Thioanisol; Thioanisole; 1-Phenyl-1-thiaethane; Methyl phenyl sulphide; (1-Thiaethyl)benzene; Phenylthiomethane; NSC 57916
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | 23.25 ± 0.20 | kcal/mol | Ccr | Good, 1972 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = 23.33 ± 0.18 kcal/mol |
ΔfH°gas | 23.5 ± 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | 10.35 ± 0.17 | kcal/mol | Ccr | Good, 1972 | ALS |
ΔfH°liquid | 11.47 ± 0.47 | kcal/mol | Ccr | Mackle and Mayrick, 1962 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -1085.84 ± 0.86 | kcal/mol | Ccr | Good, 1972 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -1085.73 ± 0.14 kcal/mol; ALS |
ΔcH°liquid | -1086.94 ± 0.47 | kcal/mol | Ccr | Mackle and Mayrick, 1962 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 60.349 | cal/mol*K | N/A | Messerly, Finke, et al., 1974 | DH |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
49.240 | 298.15 | Messerly, Finke, et al., 1974 | T = 10 to 330 K.; DH |
Reaction 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: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
C7H7S- + =
By formula: C7H7S- + H+ = C7H8S
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 386.3 ± 5.1 | kcal/mol | G+TS | Ingemann and Nibbering, 1985 | gas phase; value altered from reference due to change in acidity scale |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 379.0 ± 5.0 | kcal/mol | IMRB | Ingemann and Nibbering, 1985 | gas phase; value altered from reference due to change in acidity scale |
C7H7S- + =
By formula: C7H7S- + H+ = C7H8S
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 381.5 ± 2.1 | kcal/mol | G+TS | Ingemann and Nibbering, 1985 | gas phase; value altered from reference due to change in acidity scale |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 374.2 ± 2.0 | kcal/mol | IMRE | Ingemann and Nibbering, 1985 | gas phase; value altered from reference due to change in acidity scale |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Good, 1972
Good, W.D.,
Enthalpies of combustion of 18 organic sulfur compounds related to petroleum,
J. Chem. Eng. Data, 1972, 17, 158-162. [all data]
Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P.,
Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]
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]
Messerly, Finke, et al., 1974
Messerly, J.F.; Finke, H.L.; Todd, S.S.,
Low-temperature thermal studies on six organo-sulfur compounds,
J. Chem. Thermodynam., 1974, 6, 635-657. [all data]
Ingemann and Nibbering, 1985
Ingemann, S.; Nibbering, N.M.M.,
Gas phase chemistry of alpha-thio carbanions,
Can. J. Chem., 1985, 62, 2273. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions 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 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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