2,5-Dihydro-2-methyl-thiophene 1,1-dioxide
- Formula: C5H8O2S
- Molecular weight: 132.181
- IUPAC Standard InChI: InChI=1S/C5H8O2S/c1-5-3-2-4-8(5,6)7/h2-3,5H,4H2,1H3
- IUPAC Standard InChIKey: GQKSMJWYXJEVRA-UHFFFAOYSA-N
- CAS Registry Number: 6007-71-2
- Chemical structure:
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, References, Notes
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 | -71.50 ± 0.48 | kcal/mol | Ccr | Mackle and McNally, 1969 | Authors reported energy of Combustion=-799.98 kcal/mol |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Phase change data, References, Notes
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°solid | -85.95 ± 0.48 | kcal/mol | Ccr | Mackle and McNally, 1969 | Authors reported energy of Combustion=-799.98 kcal/mol |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -801.46 ± 0.45 | kcal/mol | Ccr | Mackle and McNally, 1969 | Authors reported energy of Combustion=-799.98 kcal/mol |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, References, Notes
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 |
|---|---|---|---|---|---|
| ΔsubH° | 14.5 | kcal/mol | V | Mackle and McNally, 1969 | Authors reported energy of Combustion=-799.98 kcal/mol |
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.
Mackle and McNally, 1969
Mackle, H.; McNally, D.V.,
Studies in the thermochemistry of sulphones. Part 9 - Thermochemistry of the butadiene and isoprene sulphones,
Trans. Faraday Soc., 1969, 65, 1738-1741. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
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 at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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