Vinylsulfonic acid

乙烯基磺酸

Also known as: Ethenesulfonic acid, Ethylenesulfonic acid, vinylsulphonic acid, VSO, 1-Ethenesulfonic acid, ethylenesulphonic acid

CAS No.
1184-84-5
Jingsj CID
J-1138968-6
Molecular Formula
C2H4O3S
Chinese Name
乙烯基磺酸
Molecular Weight
108.11600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point125ºC
Density1.438 g/cm3
Flash Point159°C(lit.)

Frequently Asked Questions

What is the CAS number of Vinylsulfonic acid?

1184-84-5

What are the molecular formula and molecular weight of Vinylsulfonic acid?

C2H4O3S, molecular weight 108.11600 g/mol

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