1-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl]ethanone

5-乙酰基吡啶-3-硼酸频那醇酯

Also known as: 5-acetylpyridine-3-boronic acid pinacol ester, 5-acetylpyridin-3-ylboronic acid pinacol ester, 3-acetylpyridine-5-boronic acid pinacol ester, 1-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-pyridinyl]ethanone, Ethanone, 1-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-pyridinyl]-

1-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl]ethanone (CAS 1103862-13-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H18BNO3 and a molecular weight of 247.09800 g/mol. It is also known as 5-acetylpyridine-3-boronic acid pinacol ester, 5-acetylpyridin-3-ylboronic acid pinacol ester and 3-acetylpyridine-5-boronic acid pinacol ester. Key properties include a boiling point of 428.834ºC at 760 mmHg, a density of 1.129 g/cm3 and a flash point of 213.151ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1103862-13-0
Jingsj CID
J-1129339-8
Molecular Formula
C13H18BNO3
Chinese Name
5-乙酰基吡啶-3-硼酸频那醇酯
Molecular Weight
247.09800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point428.834ºC at 760 mmHg
Density1.129 g/cm3
Flash Point213.151ºC

Frequently Asked Questions

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

The CAS number of 1-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl]ethanone is 1103862-13-0.

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

1-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl]ethanone has molecular formula C13H18BNO3 and molecular weight 247.09800 g/mol.

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

Last updated:

How to cite: Jingsj. "1-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl]ethanone (CAS 1103862-13-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1129339-8 (accessed 2026-10-25).

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