Names | |
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Preferred IUPAC name
Diethyl sulfite | |
Other names
Diethyl sulphite
Sulfurous acid, diethyl ester | |
Identifiers | |
3D model (JSmol)
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ChemSpider | |
ECHA InfoCard | 100.009.832 |
EC Number |
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PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C4H10O3S | |
Molar mass | 138.18 g·mol−1 |
Appearance | Clear liquid |
Density | 1.88 g/cm3 |
Boiling point | 158 to 160 °C (316 to 320 °F; 431 to 433 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Diethyl sulfite (C4H10O3S) is an ester of sulfurous acid. Among other properties, diethyl sulfite inhibits the growth of mold spores during grain storage.[1]
Diethyl sulfite is used as an additive in some polymers to prevent oxidation.[2]