4-Methyl-1,3,2-dioxathiolane 2,2-dioxide

4-甲基-1,3,2-二氧硫杂环戊烷-2,2-二氧化物

Also known as: 1,2-Propanediol cyclic sulfate, Propylene sulfate, 4-Methyl-2,2-dioxo-1,3,2-dioxathiolane, 4-Methylvinyl sulfate, Propane 1,2-cyclic sulfate

CAS No.
5689-83-8
Jingsj CID
J-1510138-9
Molecular Formula
C3H6O4S
Chinese Name
4-甲基-1,3,2-二氧硫杂环戊烷-2,2-二氧化物
Molecular Weight
138.142 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point221.8±7.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point88.0±18.2 °C

Frequently Asked Questions

What is the CAS number of 4-Methyl-1,3,2-dioxathiolane 2,2-dioxide?

5689-83-8

What are the molecular formula and molecular weight of 4-Methyl-1,3,2-dioxathiolane 2,2-dioxide?

C3H6O4S, molecular weight 138.142 g/mol

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