ethyl methyl sulphite
- Formula: C3H8O3S
- Molecular weight: 124.159
- IUPAC Standard InChIKey: FMQCKJHUYDYTMA-UHFFFAOYSA-N
- CAS Registry Number: 10315-59-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Sulphurous acid ethyl methyl ester
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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 | -524. ± 2. | kJ/mol | Ccb | Mackle and Steele, 1969 |
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°liquid | -567. ± 1. | kJ/mol | Ccb | Mackle and Steele, 1969 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -2358.7 ± 1.1 | kJ/mol | Ccb | Mackle and Steele, 1969 | Reanalyzed by Cox and Pilcher, 1970, Original value = -2353.9 ± 1.1 kJ/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 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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 414. | K | N/A | Mackle and Steele, 1969, 2 | Uncertainty assigned by TRC = 1. K; TRC |
Tboil | 414.65 | K | N/A | Carre and Libermann, 1933 | Uncertainty assigned by TRC = 5. K; TRC |
Tboil | 414. | K | N/A | Carre and Mauclere, 1931 | Uncertainty assigned by TRC = 3. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 44. ± 2. | kJ/mol | E | Mackle and Steele, 1969 | ALS |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Mackle and Steele, 1969
Mackle, H.; Steele, W.V.,
Studies in the thermochemistry of organic sulphites and sulphates. Part 1.-Heats of combustion and formation of some dialkyl sulphites and sulphates,
Trans. Faraday Soc., 1969, 65, 2053-2059. [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]
Mackle and Steele, 1969, 2
Mackle, H.; Steele, W.V.,
Studies in the thermochemistry of organic sulphites and sulphates: I heats of combustion and formation of some dialkyl sulphites and sulphates,
Trans. Faraday Soc., 1969, 65, 2053-9. [all data]
Carre and Libermann, 1933
Carre, P.; Libermann, D.,
Chlorides of the alkyl- and arylsulfurous acids (alkyl and aryl chlorosulfites) and mixed sulfurous esters,
Bull. Soc. Chim., 1933, 53, 1050-75. [all data]
Carre and Mauclere, 1931
Carre, P.; Mauclere, P.,
The chloride of ethyl hydrogen sulfite, and the neutral mixed alcoyl sulfites,
C. R. Hebd. Seances Acad. Sci., 1931, 192, 1738-40. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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