2,5-Dihydrothiophene 1,1-dioxide
- Formula: C4H6O2S
- Molecular weight: 118.154
- IUPAC Standard InChI: InChI=1S/C4H6O2S/c5-7(6)3-1-2-4-7/h1-2H,3-4H2
- IUPAC Standard InChIKey: MBDNRNMVTZADMQ-UHFFFAOYSA-N
- CAS Registry Number: 28452-93-9
- Chemical structure:
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Gas phase 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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -61.23 ± 0.68 | kcal/mol | Ccr | Mackle and O'Hare, 1961 | Reanalyzed by Cox and Pilcher, 1970, Original value = -61.1 ± 0.8 kcal/mol; Hfusion=2.5±0.5 kcal/mol |
Condensed phase thermochemistry data
Go To: Top, Gas 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 |
|---|---|---|---|---|---|
| ΔfH°solid | -76.23 ± 0.32 | kcal/mol | Ccr | Mackle and O'Hare, 1961 | Reanalyzed by Cox and Pilcher, 1970, Original value = -76.1 ± 0.34 kcal/mol; Hfusion=2.5±0.5 kcal/mol |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -648.88 ± 0.30 | kcal/mol | Ccr | Mackle and O'Hare, 1961 | Reanalyzed by Cox and Pilcher, 1970, Original value = -647.7 ± 0.3 kcal/mol; Hfusion=2.5±0.5 kcal/mol |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Mackle and O'Hare, 1961
Mackle, H.; O'Hare, P.A.G.,
Studies in the thermochemistry of sulphones. Part 7.-Thermochemistry of monomeric and polymeric butadiene sulphones,
Trans. Faraday Soc., 1961, 57, 1873-1876. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry 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 - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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