Methyl 3-chlorosulfonylthiophene-2-carboxylate

3-(氯磺酰)-2-噻吩羧酸甲酯

Also known as: Methyl 3-(chlorosulfonyl)-2-thiophenecarboxylate, 2-Carbomethoxy-3-thiophenesulfonyl chloride, 2-(Methoxycarbonyl)-3-thiophenesulfonyl chloride, Methyl 3-(chlorosulphonyl)thiophene-2-carboxylate, 2-(Methoxycarbonyl)thiophene-3-sulphonyl chloride, 3-(Chlorosulfonyl)-2-thiophenecarboxylic Acid Methyl Ester, 2-(carbomethoxy)thiophene-3-sulfonyl chloride, 2-Carbomethoxy-3-thiophenesulfonyl chloride 95%

Methyl 3-chlorosulfonylthiophene-2-carboxylate (CAS 59337-92-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5ClO4S2 and a molecular weight of 240.684 g/mol. It is also known as Methyl 3-(chlorosulfonyl)-2-thiophenecarboxylate, 2-Carbomethoxy-3-thiophenesulfonyl chloride and 2-(Methoxycarbonyl)-3-thiophenesulfonyl chloride. Key properties include a melting point of 61-64 °C(lit.), a boiling point of 364.8±27.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 174.4±23.7 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

59337-92-7

Jingsj CID

J-996455-8

Molecular Formula

C₆H₅ClO₄S₂

Chinese Name

3-(氯磺酰)-2-噻吩羧酸甲酯

Molecular Weight

240.684 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026