Dimethyl 2-thioxo-1,3-dithiole-4,5-dicarboxylate

Also known as: 1,3-Dithiole-2-thione-4,5-dicarboxylic acid dimethyl ester, 2-Thioxo-1,3-dithiole-4,5-dicarboxylic acid dimethyl ester, Dimethyl 1,3-dithiole-2-thione-4,5-dicarboxylate, dimethyl 2-sulfanylidene-1,3-dithiole-4,5-dicarboxylate, 1,3-Dithiole-4,5-dicarboxylic acid, 2-thioxo-, 4,5-dimethyl ester, HMS1526D08, HMS2472H19, MFCD00142532

Dimethyl 2-thioxo-1,3-dithiole-4,5-dicarboxylate (CAS 7396-41-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H6O4S3 and a molecular weight of 250.31500 g/mol. Key properties include a melting point of 86-90ºC(lit.), a boiling point of 362.5ºC at 760 mmHg, a density of 1.57g/cm3 and a flash point of 173ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 7396-41-0
Jingsj CID: J-1991741-0
Molecular Formula: C₇H₆O₄S₃
Molecular Weight: 250.31500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	86-90ºC(lit.)
Boiling Point	362.5ºC at 760 mmHg
Density	1.57g/cm3
Flash Point	173ºC
Exact Mass	249.94300
PSA	141.17000
LogP	2.11230
Refractive Index	1.659

Customs & Trade Information

HS Code	2930909090
Summary	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Dimethyl 2-thioxo-1,3-dithiole-4,5-dicarboxylate?

The CAS number of Dimethyl 2-thioxo-1,3-dithiole-4,5-dicarboxylate is 7396-41-0.

What are the molecular formula and molecular weight of Dimethyl 2-thioxo-1,3-dithiole-4,5-dicarboxylate?

Dimethyl 2-thioxo-1,3-dithiole-4,5-dicarboxylate has molecular formula C7H6O4S3 and molecular weight 250.31500 g/mol.

What are the upstream and downstream products of Dimethyl 2-thioxo-1,3-dithiole-4,5-dicarboxylate?

For Dimethyl 2-thioxo-1,3-dithiole-4,5-dicarboxylate, Upstream Products: Ethylene trithiocarbonate, Dimethyl acetylenedicarboxylate; Downstream Products: Tetrakis(methylthio)tetrathiafulvalene, Bis(ethylenedithio)tetrathiafulvalene, Bis(trimethylenedithio)tetrathiafulvalene.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Dimethyl 2-thioxo-1,3-dithiole-4,5-dicarboxylate (CAS 7396-41-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991741-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.