CH4O3S
- Formula: CH4O3S
- Molecular weight: 96.106
- CAS Registry Number: 135074-98-5
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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: John E. Bartmess
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Individual Reactions
CH3O3S- + = CH4O3S
By formula: CH3O3S- + H+ = CH4O3S
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 344.0 ± 5.1 | kcal/mol | G+TS | Grabowski and Lum, 1990 | gas phase; Comparable to MeCOCH2COMe; value altered from reference due to change in acidity scale |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 336.6 ± 5.0 | kcal/mol | IMRB | Grabowski and Lum, 1990 | gas phase; Comparable to MeCOCH2COMe; value altered from reference due to change in acidity scale |
Gas phase ion energetics data
Go To: Top, Reaction 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: John E. Bartmess
De-protonation reactions
CH3O3S- + = CH4O3S
By formula: CH3O3S- + H+ = CH4O3S
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 344.0 ± 5.1 | kcal/mol | G+TS | Grabowski and Lum, 1990 | gas phase; Comparable to MeCOCH2COMe; value altered from reference due to change in acidity scale |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 336.6 ± 5.0 | kcal/mol | IMRB | Grabowski and Lum, 1990 | gas phase; Comparable to MeCOCH2COMe; value altered from reference due to change in acidity scale |
References
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Grabowski and Lum, 1990
Grabowski, J.J.; Lum, R.C.,
Selectivity as a Function of Anionic Base Properties in the Gas Phase Reactions of Dimethyl Sulfite,
J. Am. Chem. Soc., 1990, 112, 2, 607, https://doi.org/10.1021/ja00158a018
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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