thiophene-3-boronic acid pinacol ester

3-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)噻吩

Also known as: 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene, 4,4,5,5-tetramethyl-2-(3-thienyl)-1,3,2-dioxaborolane, 2-(thiophen-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 3-thiopheneboronic acid pinacol ester, 4,4,5,5-tetramethyl-2-thiophen-3-yl-1,3,2-dioxaborolane, MFCD05663893

thiophene-3-boronic acid pinacol ester (CAS 214360-70-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H15BO2S and a molecular weight of 210.101 g/mol. It is also known as 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene, 4,4,5,5-tetramethyl-2-(3-thienyl)-1,3,2-dioxaborolane and 2-(thiophen-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane. Key properties include a boiling point of 286.5±13.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 127.1±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

214360-70-0

Jingsj CID

J-1503936-7

Molecular Formula

C₁₀H₁₅BO₂S

Chinese Name

3-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)噻吩

Molecular Weight

210.101 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026