Sulfurous acid, diethyl ester

• Formula: C₄H₁₀O₃S
• Molecular weight: 138.185
• IUPAC Standard InChI: InChI=1S/C4H10O3S/c1-3-6-8(5)7-4-2/h3-4H2,1-2H3 Copy

  
• IUPAC Standard InChIKey: NVJBFARDFTXOTO-UHFFFAOYSA-N Copy
• CAS Registry Number: 623-81-4
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Diethyl sulfite; Sulphurous acid diethyl ester; Diethyl sulphite; (C2H5O)2SO; Ethyl sulfite; Ethyl sulfite, (Et2SO3); Diethyl ester of sulfurous acid; NSC 8838
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
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• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

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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
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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References

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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: I heats of combustion and formation of some dialkyl sulphites and sulphates, Trans. Faraday Soc., 1969, 65, 2053-9. [all data]

Carpanelli and Leandri, 1960
Carpanelli, C.; Leandri, G., Organic sulfur compounds. Further investigations of aromatic thionylamines (reactions with amines and alcohols)., Ann. Chim. (Rome), 1960, 50, 147-55. [all data]

Simon, Kriegsmann, et al., 1956
Simon, A.; Kriegsmann, H.; Dutz, H., Raman spectra of alkali methyl sulfites and Raman and infrared spectra of dialkyl sulfites, Chem. Ber., 1956, 89, 2390-6. [all data]

Kyrides, 1944
Kyrides, L.P., Alkyl sulfites - Cyclohexyl sulfite, J. Am. Chem. Soc., 1944, 66, 1006-7. [all data]

Timmermans and Mattaar, 1921
Timmermans, J.; Mattaar, J.F., Freezing points of orgainic substances VI. New experimental determinations., Bull. Soc. Chim. Belg., 1921, 30, 213. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R., Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]

Mackle and Steele, 1969, 2
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]

Notes

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• Symbols used in this document:
  

  Tboil	Boiling point
  ΔvapH°	Enthalpy of vaporization at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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