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

1-[3-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)噻吩-2-基]乙酮

Also known as: 2-Acetylthiophene-3-boronic acid pinacol ester, Ethanone, 1-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-thienyl]-, 2-Acetyl-3-thienylboronic acid pinacol ester

1-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl]ethanone (CAS 864754-06-3) 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 2-Acetylthiophene-3-boronic acid pinacol ester, Ethanone, 1-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-thienyl]- and 2-Acetyl-3-thienylboronic acid pinacol ester. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
864754-06-3
Jingsj CID
J-1491236-6
Molecular Formula
C12H17BO3S
Chinese Name
1-[3-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)噻吩-2-基]乙酮
Molecular Weight
252.13800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl]ethanone?

The CAS number of 1-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl]ethanone is 864754-06-3.

What are the molecular formula and molecular weight of 1-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl]ethanone?

1-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl]ethanone has molecular formula C12H17BO3S and molecular weight 252.13800 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl]ethanone (CAS 864754-06-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1491236-6 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.