1-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-3-yl)ethanone

1-(5-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)噻吩-3-基)乙酮

Also known as: 4-Acetylthiophene-2-boronic acid, pinacol ester, (4-ACETYLTHIOPHEN-2-YL)BORONIC ACID PINACOL ESTER, 1-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-3-yl)ethan-1-one, 1-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-3-yl]ethanone, Ethanone, 1-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-thienyl]-

1-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-3-yl)ethanone (CAS 1040281-85-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H17BO3S and a molecular weight of 252.13800 g/mol. It is also known as 4-Acetylthiophene-2-boronic acid, pinacol ester, (4-ACETYLTHIOPHEN-2-YL)BORONIC ACID PINACOL ESTER and 1-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-3-yl)ethan-1-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1040281-85-3

Jingsj CID

J-1076417-6

Molecular Formula

C₁₂H₁₇BO₃S

Chinese Name

1-(5-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)噻吩-3-基)乙酮

Molecular Weight

252.13800 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026