Methanesulfenic acid
- Formula: CH4OS
- Molecular weight: 64.107
- IUPAC Standard InChI: InChI=1S/CH4OS/c1-3-2/h2H,1H3
- IUPAC Standard InChIKey: VLGWYKOEXANHJT-UHFFFAOYSA-N
- CAS Registry Number: 62965-22-4
- Chemical structure:
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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
CH3OS- + =
By formula: CH3OS- + H+ = CH4OS
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 1502. ± 13. | kJ/mol | G+TS | Downard, Bowie, et al., 1992 | gas phase; Acid: MeS-O-H. Between CF3CH2OH, MeNO2. EA < SO2. |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 1473. ± 13. | kJ/mol | IMRB | Downard, Bowie, et al., 1992 | gas phase; Acid: MeS-O-H. Between CF3CH2OH, MeNO2. EA < SO2. |
References
Go To: Top, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Downard, Bowie, et al., 1992
Downard, K.M.; Bowie, J.H.; O'Hair, R.A.J.; Krempp, M.; DePuy, C.H.,
Gas Phase Reactions of the Methylsulfinyl and Methyldisulfide Anions,
Int. J. Mass Spectrom. Ion Proc., 1992, 120, 3, 217, https://doi.org/10.1016/0168-1176(92)85050-A
. [all data]
Notes
Go To: Top, Reaction thermochemistry 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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