1,2-Ethanedithiol

1,2-乙二硫醇

Also known as: 1,2-Dimercaptoethane, Dithioglycol, Ethylene mercaptan, Ethane-1,2-dithiol, Ethylenedithiol, Dithioethyleneglycol, 1,2-Ethanedithiol, Ethylene dithioglycol

CAS No.
540-63-6
Jingsj CID
J-8703-8
Molecular Formula
C2H6S2
Chinese Name
1,2-乙二硫醇
Molecular Weight
94.199 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−41 °C(lit.)
Boiling Point144.3±13.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point44.4±0.0 °C

GHS Safety & Compliance

Flammable / Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 1,2-Ethanedithiol?

540-63-6

What are the molecular formula and molecular weight of 1,2-Ethanedithiol?

C2H6S2, molecular weight 94.199 g/mol

Is 1,2-Ethanedithiol hazardous?

Danger

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