4H-Thiopyran-4-one, tetrahydro-
- Formula: C5H8OS
- Molecular weight: 116.181
- IUPAC Standard InChI: InChI=1S/C5H8OS/c6-5-1-3-7-4-2-5/h1-4H2
- IUPAC Standard InChIKey: OVRJVKCZJCNSOW-UHFFFAOYSA-N
- CAS Registry Number: 1072-72-6
- 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: 1-Thiacyclohexan-4-one; 4-Thiacyclohexanone; Penthianone; Tetrahydro-1-thio-γ-pyrone; Tetrahydro-1-thio-4-pyrone; Tetrahydro-1,4-thiapyrone; Tetrahydro-4-thiopyrone; Tetrahydro-4H-thiopyran-4-one; Tetrahydrothiopyran-4-one; 2,3,5,6-Tetrahydro-4-thiopyranone; 4-Oxotetrahydrothiopyran; 4-Oxothiane; Tetrahydrothia-4-pyranone; Tetrahydro-4H-thiapyran-4-one; 4H-tetrahydrothiopyran-4-one; 4-Thianone; NSC 41599
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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° | 72.63 | kJ/mol | V | Geiseler and Sawistowsky, 1972 | ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔsubH° | 72.6 ± 1.7 | kJ/mol | N/A | Geiseler and Sawistowsky, 1972, 2 | See also Pedley and Rylance, 1977.; AC |
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 71.7 ± 1.7 | 317. | I | Geiseler and Sawistowsky, 1972, 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.
Geiseler and Sawistowsky, 1972
Geiseler, V.G.; Sawistowsky, J.,
Bildungsenthalpien und Mesomerieenergien von π-Bindungssystemen. 4. Mitteilung: Bildungsenthalpien einiger Thiacyclannone,
Z. Phys. Chem. (Leipzig), 1972, 250, 43-48. [all data]
Geiseler and Sawistowsky, 1972, 2
Geiseler, G.; Sawistowsky, J.,
Z. Phys. Chem. (Leipzig), 1972, 250, 1-2, 43. [all data]
Pedley and Rylance, 1977
Pedley, J.B.; Rylance, J.,
, Computer Analysed Thermochemical Data: Organic and Organometallic Compounds, University of Sussex, Brighton, 1977. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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