2-(Methylsulphonyl)-2-methylpropane
- Formula: C5H12O2S
- Molecular weight: 136.213
- CAS Registry Number: 14094-12-3
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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 | -473. ± 4. | kJ/mol | Ccr | Busfield, Mackle, et al., 1961 | Heat of combustion corrected for constant pressure |
Condensed 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°solid | -556. ± 3. | kJ/mol | Ccr | Busfield, Mackle, et al., 1961 | Heat of combustion corrected for constant pressure |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -3728.9 ± 2.3 | kJ/mol | Ccr | Busfield, Mackle, et al., 1961 | Heat of combustion corrected for constant pressure |
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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
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 |
|---|---|---|---|---|---|
| Tfus | 357. | K | N/A | Kaldor and Hammond, 1991 | Uncertainty assigned by TRC = 2. K; TRC |
| Tfus | 357.6 | K | N/A | Busfield, Ivin, et al., 1961 | Uncertainty assigned by TRC = 0.5 K; TRC |
| Tfus | 357.6 | K | N/A | Busfield, Mackle, et al., 1961, 2 | Uncertainty assigned by TRC = 1. K; TRC |
| Tfus | 351. | K | N/A | Hu and Chen, 1958 | Uncertainty assigned by TRC = 4. K; TRC |
| Tfus | 350. | K | N/A | Rheinboldt, Mott, et al., 1932 | Uncertainty assigned by TRC = 6. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔsubH° | 82. ± 3. | kJ/mol | E | Busfield, Mackle, et al., 1961 | Heat of combustion corrected for constant pressure; ALS |
Enthalpy of fusion
| ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 24.69 | 357.6 | Busfield, Ivin, et al., 1961 | AC |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, NIST Subscription Links, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Busfield, Mackle, et al., 1961
Busfield, W.K.; Mackle, H.; O'Hare, P.A.G.,
Studies in the thermochemistry of sulphones. Part 2 - The standard heats of formation of sulphones of the type RSO2CH3,
Trans. Faraday Soc., 1961, 57, 1054-1057. [all data]
Kaldor and Hammond, 1991
Kaldor, S.W.; Hammond, M.,
A Mild Osmium Tetraoxide-Catalyzed Method for the Oxidation of Sulfides to Sulfones,
Tetrahedron Lett., 1991, 32, 5043-6. [all data]
Busfield, Ivin, et al., 1961
Busfield, W.K.; Ivin, K.J.; Mackle, H.; O'Hare, P.A.G.,
Studies in the thermochemistry of sulphones. Part 3.?Fusion and vaporization heats of sulphones of the type RSO2CH3,
Trans. Faraday Soc., 1961, 57, 1058, https://doi.org/10.1039/tf9615701058
. [all data]
Busfield, Mackle, et al., 1961, 2
Busfield, W.K.; Mackle, H.; O'Hare, P.A.G.,
Studies in the thermochemistry of sulphones. Part 2.- The standard heats of formation of sulphones of the type RSO2CH3,
Trans. Faraday Soc., 1961, 57, 1054. [all data]
Hu and Chen, 1958
Hu, P.-F.; Chen, W.-Y.,
Organophosphorous Compounds IV. The Anomalous Reaction of Some Alcohls with Phosphorous Pentasulfide,
Hua Hsueh Hsueh Pao, 1958, 24, 112-6. [all data]
Rheinboldt, Mott, et al., 1932
Rheinboldt, H.; Mott, F.; Motzlus, E.,
Tertiary Butyl Mercapatan,
J. Prakt. Chem., 1932, 134, 257. [all data]
Notes
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- Symbols used in this document:
Tfus Fusion (melting) point 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 ΔfusH Enthalpy of fusion ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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