Methyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylate

4-(4,4,5,5-四甲基-1,3,2-二噁硼烷-2-基)噻吩-2-甲酸甲酯

Also known as: 2-Methoxycarbonylthiophene-4-boronic acid pinacol ester, 2-Thiophenecarboxylic acid, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, methyl ester, QC-4883

Methyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylate (CAS 709648-80-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H17BO4S and a molecular weight of 268.137 g/mol. It is also known as 2-Methoxycarbonylthiophene-4-boronic acid pinacol ester, 2-Thiophenecarboxylic acid, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, methyl ester and QC-4883. Key properties include a boiling point of 374.6±27.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 180.3±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

709648-80-6

Jingsj CID

J-1512324-8

Molecular Formula

C₁₂H₁₇BO₄S

Chinese Name

4-(4,4,5,5-四甲基-1,3,2-二噁硼烷-2-基)噻吩-2-甲酸甲酯

Molecular Weight

268.137 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026