Methyl 3-(chlorosulfonyl)-4-(isopropylsulfonyl)-2-thiophenecarboxylate

3-(氯磺酰基)-4-(异丙基磺酰基)-2-噻吩羧酸甲酯

Also known as: methyl 3-chlorosulfonyl-4-(isopropylsulfonyl)thiophene-2-carboxylate, methyl 3-chlorosulfonyl-4-propan-2-ylsulfonylthiophene-2-carboxylate, 2-thiophenecarboxylic acid, 3-(chlorosulfonyl)-4-[(1-methylethyl)sulfonyl]-, methyl ester

Methyl 3-(chlorosulfonyl)-4-(isopropylsulfonyl)-2-thiophenecarboxylate (CAS 423768-47-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H11ClO6S3 and a molecular weight of 346.82800 g/mol. It is also known as methyl 3-chlorosulfonyl-4-(isopropylsulfonyl)thiophene-2-carboxylate, methyl 3-chlorosulfonyl-4-propan-2-ylsulfonylthiophene-2-carboxylate and 2-thiophenecarboxylic acid, 3-(chlorosulfonyl)-4-[(1-methylethyl)sulfonyl]-, methyl ester. Key properties include a melting point of 115ºC, a boiling point of 538.2ºC at 760 mmHg, a density of 1.517g/cm3 and a flash point of 279.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

423768-47-2

Jingsj CID

J-1526657-2

Molecular Formula

C₉H₁₁ClO₆S₃

Chinese Name

3-(氯磺酰基)-4-(异丙基磺酰基)-2-噻吩羧酸甲酯

Molecular Weight

346.82800 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026