Dimethyl sulfite

亚硫酸二甲酯

Also known as: Sulfurous acid, dimethyl ester, Methyl sulfite, Dimethyl sulphite, Dimethoxy sulfoxide, dimethoxysulfoxide, methoxy sulfoxide, NSC 41902, MFCD00008415, EINECS 210-481-0, (CH3O)2SO, Dimethyl ester of sulfurous acid

CAS No.
616-42-2
Jingsj CID
J-1990153-8
Molecular Formula
C2H6O3S
Chinese Name
亚硫酸二甲酯
Molecular Weight
110.132 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point126.0±0.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point41.1±0.0 °C

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Dimethyl sulfite?

616-42-2

What are the molecular formula and molecular weight of Dimethyl sulfite?

C2H6O3S, molecular weight 110.132 g/mol

Is Dimethyl sulfite hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026