Benzenecarbothioamide
- Formula: C7H7NS
- Molecular weight: 137.202
- IUPAC Standard InChIKey: QIOZLISABUUKJY-UHFFFAOYSA-N
- CAS Registry Number: 2227-79-4
- 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: Benzamide, thio-; Benzothiamide; Benzothioamide; Thiobenzamide; Phenylthioamide; Tiobenzamide
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Gas 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°gas | 147.8 ± 2.7 | kJ/mol | Ccr | Ribeiro Da Silva, Souza, et al., 1989 | |
ΔfH°gas | 131.0 ± 1.3 | kJ/mol | Ccr | Sabbah and Gomez, 1982 |
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°solid | 44.4 ± 1.5 | kJ/mol | Ccr | Ribeiro Da Silva, Souza, et al., 1989 | ALS |
ΔfH°solid | 33.8 ± 1.1 | kJ/mol | Ccr | Sabbah and Gomez, 1982 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -4401.4 ± 1.1 | kJ/mol | Ccr | Ribeiro Da Silva, Souza, et al., 1989 | ALS |
ΔcH°solid | -4390.78 ± 0.99 | kJ/mol | Ccr | Sabbah and Gomez, 1982 | ALS |
Constant pressure heat capacity of solid
Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
152.8 | 298. | Sabbah and Torres-Gomez, 1982 | Cp given as 1.114 J K-1 g-1.; DH |
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:
AC - William E. Acree, Jr., James S. Chickos
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 |
---|---|---|---|---|---|
ΔsubH° | 103.4 ± 2.2 | kJ/mol | C | Ribeiro Da Silva, Souza, et al., 1989 | AC |
ΔsubH° | 97.20 ± 0.60 | kJ/mol | C | Sabbah and Gomez, 1982 | ALS |
ΔsubH° | 97.2 ± 0.6 | kJ/mol | C | Sabbah and Gomez, 1982 | AC |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
97.200 | 298.15 | N/A | Sabbah and Torres-Gomez, 1982 | DH |
103.4 ± 2.2 | 289. | C | Ribeiro Da Silva, Souza, et al., 1989 | ALS |
Entropy of sublimation
ΔsubS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
326.0 | 298.15 | Sabbah and Torres-Gomez, 1982 | DH |
Gas phase ion energetics 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.8 | EI | Grutzmacher, 1981 | LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C7H5S+ | 12.2 | NH2 | EI | Grutzmacher, 1981 | LLK |
C7H6NS+ | 11.8 | H | EI | Grutzmacher, 1981 | LLK |
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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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-8131 |
NIST MS number | 231440 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, 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.
Ribeiro Da Silva, Souza, et al., 1989
Ribeiro Da Silva, M.D.M.C.; Souza, P.; Pilcher, G.,
Enthalpies of combustion of thiobenzamide, N,N-dimethylthiobenzamide, and N,N-diethylthiobenzamide,
J. Chem. Thermodyn., 1989, 21, 173-178. [all data]
Sabbah and Gomez, 1982
Sabbah, R.; Gomez, L.A.T.,
Thermodynamique de substances soufrees. III. Etude thermochimique de la thioacetamide et de la thiobenzamide,
Thermochim. Acta, 1982, 52, 285-295. [all data]
Sabbah and Torres-Gomez, 1982
Sabbah, R.; Torres-Gomez, L.A.,
Thermodynamics of sulfur-containing compounds. III. Thermochemical study of thioacetamide and thiobenzamide,
Thermochim. Acta, 1982, 52, 285-295. [all data]
Grutzmacher, 1981
Grutzmacher, H.-F.,
The loss of ortho halogeno substituents from substituted thiobenzamide ions,
Org. Mass Spectrom., 1981, 16, 448. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References
- Symbols used in this document:
AE Appearance energy Cp,solid Constant pressure heat capacity of solid ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔsubS Entropy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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