Diethyl sulfite

CAS Registry Number®

623-81-4

CAS Name

Diethyl sulfite

Molecular Formula

C4H10O3S

Molecular Mass

138.19

Cite this Page

Diethyl sulfite.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=623-81-4 (retrieved 2025-03-28) (CAS RN: 623-81-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    56-57 °C @ Press: 14 Torr

  • Density (2)

    1.08 g/cm³ @ Temp: 25 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4H10O3S/c1-3-6-8(5)7-4-2/h3-4H2,1-2H3

InChIKey

InChIKey=NVJBFARDFTXOTO-UHFFFAOYSA-N

SMILES

S(OCC)(OCC)=O

Canonical SMILES

O=S(OCC)OCC

Other Names for this Substance

  • Sulfurous acid, diethyl ester
  • Ethyl sulfite
  • Diethyl sulfite
  • NSC 8838

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