1,2-Ethanedithiol

Independent reference data for 1,2-Ethanedithiol (CAS 540-63-6), compiled from public chemistry databases.

Registry identifiers across databases

Computed descriptors

Physicochemical values on record

Documented uses on record

Used as a metal-complexing agent; [Hawley]Metal-complexing agent. Reverse inhibition by alpha-keto aldehydes on mitosis in E. coli.

Synonyms and trade names

1,2-ETHANEDITHIOL; 540-63-6; Ethane-1,2-dithiol; 1,2-Dimercaptoethane; Dithioglycol; Ethylene mercaptan; Ethylenedithiol; Ethylene dithioglycol; Ethylene dimercaptan; Ethylenedimercaptan; Dithioethyleneglycol; S-Ethylene dimercaptan; Ethylene glycol, dithio-; 1,2-Dithiol ethane; Ethyl hydropersulfide; FEMA No. 3484

Regulatory listings held on file

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Savory No safety concern at current levels of intake when used as a flavouring agent

GHS hazard classification

Reported hazard statements	H226 (94.8%), H301 (23.1%), H302 (76.9%), H310 (14%), H312 (10.1%), H319 (14.3%), H330 (16.6%)

H226 (94.8%): Flammable liquid and vapor [Warning Flammable liquids]

H301 (23.1%): Toxic if swallowed [Danger Acute toxicity, oral]

What the public record says

1,2-Ethanedithiol is identified by CAS 540-63-6, molecular formula C2H6S2 and molecular weight 93.99 g/mol. UNII 92T634FLAR; InChIKey VYMPLPIFKRHAAC-UHFFFAOYSA-N. Boiling Point: 146 °C at 760 mm Hg; Boiling Point: 144.00 to 146.00 °C. @ 760.00 mm Hg; Boiling Point: 146 °C; 46-47 °C (6 mm Hg).

Physical description and handling notes

Source: PubChem / Wikidata; the batch COA governs where values differ.