4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carbaldehyde

2-醛基噻吩-4-硼酸频哪醇酯

Also known as: 2-Formylthiophene-4-boronic acid pinacol ester, 2-Thiophenecarboxaldehyde, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2-thiophenecarbaldehyde, B-5391

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carbaldehyde (CAS 881381-12-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H15BO3S and a molecular weight of 238.111 g/mol. It is also known as 2-Formylthiophene-4-boronic acid pinacol ester, 2-Thiophenecarboxaldehyde, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- and 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2-thiophenecarbaldehyde. Key properties include a boiling point of 359.1±27.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 171.0±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

881381-12-0

Jingsj CID

J-1091711-0

Molecular Formula

C₁₁H₁₅BO₃S

Chinese Name

2-醛基噻吩-4-硼酸频哪醇酯

Molecular Weight

238.111 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026