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 |
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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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
=
By formula: C6H7NS = C6H7NS
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -0.5 ± 1.2 | kcal/mol | Ciso | Beak, Mueller, et al., 1974 | liquid phase; solvent: 1,2-Dichloroethane; #LED |
| ΔrH° | -27.9 ± 3.9 | kcal/mol | Ciso | Beak, Mueller, et al., 1974 | gas phase; Hr gas phase |
References
Go To: Top, Phase change 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.
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]
Notes
Go To: Top, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
ΔrH° Enthalpy of reaction at standard conditions 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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