Ethanedithiol, 99%

Name: Ethanedithiol, 99%
Brand: Vaqora Chemicals
SKU: VQ-010868

About Ethanedithiol, 99%

Listed under CAS 540-63-6, Ethanedithiol is an organosulfur compound available from Vaqora Chemicals in Synthesis grade with a typical assay of 99%. Its molecular formula is C2H6S2 and its molecular weight is 94.2 g/mol. Systematically, it is named ethane-1,2-dithiol. It is also known as 1,2-Dimercaptoethane or Dithioglycol.

It is supplied as a clear to colourless liquid. Key physical data: a melting point of -41 °C and a density of 1.123 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. It carries the GHS signal word “Danger” with 7 hazard statements. Review the Safety Data Sheet before use.

Typical applications include organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 25 mL and 100 mL packs, Ethanedithiol is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Ethanedithiol, 99%
Catalogue No.	VQ-010868
CAS Number	540-63-6
IUPAC name	ethane-1,2-dithiol
Molecular formula	C₂H₆S₂
Molecular weight	94.2 g/mol
Exact mass	93.9911
Grade	Synthesis
Purity / assay	99%
HSN code	29309099
InChIKey	VYMPLPIFKRHAAC-UHFFFAOYSA-N
SMILES	C(CS)S
PubChem CID	10902

Physical properties
Physical form	Liquid
Appearance	Clear to colourless liquid
Melting point	-41 °C
Density	1.123 g/mL at 25 °C
LogP (XLogP3)	0.8
H-bond donors / acceptors	2 / 2
TPSA	2 Å²
UN number	UN 3071
Synonyms	1,2-Dimercaptoethane, Dithioglycol, Ethylene mercaptan, Ethylenedithiol, Ethylene dithioglycol, Ethylene dimercaptan, Dithioethyleneglycol, S-Ethylene dimercaptan, Ethylene glycol, dithio-, 1,2-Dithiol ethane, Ethyl hydropersulfide, Dithioethylene glycol

Safety & hazard information (GHS)

Flammable

Toxic

Harmful / irritant

Signal word: Danger

Hazard statements

H226Flammable liquid and vapor
H301Toxic if swallowed
H302Harmful if swallowed
H310Fatal in contact with skin
H312Harmful in contact with skin
H319Causes serious eye irritation
H330Fatal if inhaled

Precautionary statements: P210, P233, P240, P241, P242, P243, P260, P262, P264, P264 + P265, P270, P271, P280, P284, P301 + P316, P301 + P317, P302 + P352, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P316, P317, P320, P321

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Ethanedithiol, 99%?

The CAS Registry Number of Ethanedithiol, 99% is 540-63-6. It is also known as 1,2-Dimercaptoethane, Dithioglycol, Ethylene mercaptan.

What is the molecular formula and molecular weight of Ethanedithiol, 99%?

Ethanedithiol, 99% has the molecular formula C2H6S2 and a molecular weight of 94.2 g/mol. Its IUPAC name is ethane-1,2-dithiol.

Which grade and pack sizes of Ethanedithiol, 99% can I order?

We supply Ethanedithiol, 99% in Synthesis (99%) grade, in 25 mL, 100 mL packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Ethanedithiol, 99%?

Yes. Every lot of Ethanedithiol, 99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Ethanedithiol, 99% be shipped internationally?

Yes. Ethanedithiol, 99% is classified as hazardous (UN 3071), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.