Ethanethioamide
- Formula: C2H5NS
- Molecular weight: 75.133
- IUPAC Standard InChIKey: YUKQRDCYNOVPGJ-UHFFFAOYSA-N
- CAS Registry Number: 62-55-5
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Acetamide, thio-; Acetimidic acid, thio-; Acetothioamide; Thiacetamide; Thioacetamide; TAA; CH3CSNH2; USAF CB-21; USAF EK-1719; Rcra waste number U218; NSC 2120
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Phase change data
Go To: Top, 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 386.42 | K | N/A | Donnelly, Drewes, et al., 1990 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 19.90 ± 0.081 | kcal/mol | C | Inagaki, Murata, et al., 1982 | ALS |
ΔsubH° | 19.9 ± 0.07 | kcal/mol | C | Inagaki, Murata, et al., 1982 | See also Murata, Sakiyama, et al., 1985.; AC |
ΔsubH° | 19.79 ± 0.060 | kcal/mol | V | Sabbah and Gomez, 1982 | ALS |
ΔsubH° | 19.8 ± 0.07 | kcal/mol | C | Sabbah and Gomez, 1982 | AC |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
19.790 | 298.15 | Sabbah and Torres-Gomez, 1982 | DH |
Entropy of sublimation
ΔsubS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
66.37 | 298.15 | Sabbah and Torres-Gomez, 1982 | DH |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
4.388 | 385.7 | Donnelly, Drewes, et al., 1990, 2 | AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Donnelly, Drewes, et al., 1990
Donnelly, J.R.; Drewes, L.A.; Johnson, R.L.; Munslow, W.D.; Knapp, K.K.; Sovocool, G.W.,
Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry,
Thermochim. Acta, 1990, 167, 2, 155, https://doi.org/10.1016/0040-6031(90)80476-F
. [all data]
Inagaki, Murata, et al., 1982
Inagaki, S.; Murata, S.; Sakiyama, M.,
Thermochemical studies on thioacetamide and tetramethylthiourea. Estimation of stablization energies due to interaction between thiocarbonyl group and neighboring nitrogen atom,
Bull. Chem. Soc. Jpn., 1982, 55, 2808-2813. [all data]
Murata, Sakiyama, et al., 1985
Murata, S.; Sakiyama, M.; Seki, S.,
Sublimation calorimetric studies using a calvet microcalorimeter,
Thermochimica Acta, 1985, 88, 1, 121-126, https://doi.org/10.1016/0040-6031(85)85419-8
. [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]
Donnelly, Drewes, et al., 1990, 2
Donnelly, J.R.; Drewes, L.A.; Johnson, R.L.; Munslow, W.D.; Knapp, K.K.; Sovocool, G.W.,
Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry,
Thermochimica Acta, 1990, 167, 2, 155-187, https://doi.org/10.1016/0040-6031(90)80476-F
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tfus Fusion (melting) point ΔfusH Enthalpy of fusion 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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