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:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • References
  • Notes
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• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

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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

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

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 (atm)
    T = temperature (K)

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Gas phase ion energetics 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:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

• LIQUID (NEAT); BAIRD (GRATING); 2 cm^-1 resolution

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

• gas

Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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]

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]

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]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Notes

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• 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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