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Molecule record

diethyl sulfite

C4H10O3S

138.19 g/mol

Loading structure

Molecular properties

Formula
C4H10O3S
Molar mass
138.19 g·mol−1
Exact mass
138.0351 Da
0
PubChem CID
12197

Functional groups

Alkane / alkyl carbon

Physical properties

No source-backed physical properties are curated for this molecule yet.

Common names and synonyms

  • (C2H5O)2SO
  • (ethoxysulfinyl)ethoxy
  • 210-815-5
  • 4-01-00-01324 (Beilstein Handbook Reference)
  • 623-81-4
  • BRN 1701906
  • DIETHYLSULFITE
  • DTXCID4043309
Show all 24 synonyms
  • DTXSID0060777
  • Diethyl sulfite, 98%
  • Diethyl sulphite
  • EINECS 210-815-5
  • Ethyl sulfite
  • Ethyl sulfite, (Et2SO3)
  • InChI=1/C4H10O3S/c1-3-6-8(5)7-4-2/h3-4H2,1-2H
  • LF6566JT87
  • MFCD00009098
  • NSC 8838
  • RefChem:889945
  • SCHEMBL276169
  • Sulfurous acid, diethyl ester
  • Sulphurous acid diethyl ester
  • TL 158
  • UNII-LF6566JT87

Structure identifiers

Canonical SMILES
CCOS(=O)OCC
Isomeric SMILES
CCOS(=O)OCC
InChI
InChI=1S/C4H10O3S/c1-3-6-8(5)7-4-2/h3-4H2,1-2H3
InChIKey
NVJBFARDFTXOTO-UHFFFAOYSA-N
PubChem CID
12197

Spectroscopy

Tabs appear only for spectra stored with clear provenance.

Open library
No redistributable or simulated spectroscopy record is attached yet.

Simulated NMR

On-demand educational prediction for diethyl sulfite; not experimental data.

Simulated EI mass spectrum

On-demand educational fragmentation for diethyl sulfite; not experimental data.

Sources

Molecule identity

Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.

PubChem(link only)
Open source record
diethyl sulfite - Formula, Structure | ChemArche