ethyl 6,6-dimethyl-3-(methylsulfonyl)-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylate

6,6-二甲基-3-(甲基磺酰基)-4-氧代-4,5,6,7-四氢苯并[c]噻吩-1-羧酸乙酯

Also known as: Benzo[c]thiophene-1-carboxylic acid, 4,5,6,7-tetrahydro-6,6-dimethyl-3-(methylsulfonyl)-4-oxo-, ethyl ester, ethyl 6,6-dimethyl-3-(methylsulphonyl)-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylate, ethyl 6,6-dimethyl-3-methylsulfonyl-4-oxo-5,7-dihydro-2-benzothiophene-1-carboxylate, hms554b18

ethyl 6,6-dimethyl-3-(methylsulfonyl)-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylate (CAS 172516-46-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H18O5S2 and a molecular weight of 330.42000 g/mol. It is also known as Benzo[c]thiophene-1-carboxylic acid, 4,5,6,7-tetrahydro-6,6-dimethyl-3-(methylsulfonyl)-4-oxo-, ethyl ester, ethyl 6,6-dimethyl-3-(methylsulphonyl)-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylate and ethyl 6,6-dimethyl-3-methylsulfonyl-4-oxo-5,7-dihydro-2-benzothiophene-1-carboxylate. Key properties include a boiling point of 528.2ºC at 760mmHg, a density of 1.286g/cm3 and a flash point of 273.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

172516-46-0

Jingsj CID

J-1496685-9

Molecular Formula

C₁₄H₁₈O₅S₂

Chinese Name

6,6-二甲基-3-(甲基磺酰基)-4-氧代-4,5,6,7-四氢苯并[c]噻吩-1-羧酸乙酯

Molecular Weight

330.42000 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026