4(1H)-Pyridinethione,1-methyl-
- Formula: C6H7NS
- Molecular weight: 125.191
- IUPAC Standard InChI: InChI=1S/C6H7NS/c1-7-4-2-6(8)3-5-7/h2-5H,1H3
- IUPAC Standard InChIKey: AXSKLZVLVONUIC-UHFFFAOYSA-N
- CAS Registry Number: 6887-59-8
- Chemical structure:
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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 41.2 ± 2.0 | kcal/mol | V | Beak, Mueller, et al., 1974 | ALS |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 45.0 ± 2.2 | 452. | B | Beak, Mueller, et al., 1974 | Based on data from 440. to 465. K.; AC |
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 | Lang (editor), 1962 |
|---|---|
| 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. 19706 |
| Instrument | Cary Model 14 |
| Melting point | 161-163 |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Beak, Mueller, et al., 1974
Beak, P.; Mueller, D.S.; Lee, J.,
Equilibration studies. Determination of the enthalpy difference between methyltropic isomers from heats of methylation,
J. Am. Chem. Soc., 1974, 96, 3867-3874. [all data]
Lang (editor), 1962
Lang (editor), L.,
Absorption Spectra in the Ultraviolet and Visible Region, 1962, 3, 323. [all data]
Notes
Go To: Top, Phase change data, UV/Visible spectrum, References
- Symbols used in this document:
ΔsubH Enthalpy of sublimation ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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