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

4-吡啶硼酸频哪醇酯

Also known as: 4-Pyridineboronic acid pinacol ester, 4-Pyridylboronic acid pinacol ester, pyridine-4-boronic acid pinacol ester, 2-(4-Pyridyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine, pyridin-4-ylboronic acid pinacol ester, pyridine-4-boronic pinacol ester, pyridine-4-boronic pinacolate, MFCD01319051, AKOS BRN-0440

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 181219-01-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H16BNO2 and a molecular weight of 205.061 g/mol. It is also known as 4-Pyridineboronic acid pinacol ester, 4-Pyridylboronic acid pinacol ester and pyridine-4-boronic acid pinacol ester. Key properties include a melting point of 153-155 ºC, a boiling point of 300.9±15.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 135.8±20.4 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
181219-01-2
Jingsj CID
J-1402480-9
Molecular Formula
C11H16BNO2
Chinese Name
4-吡啶硼酸频哪醇酯
Molecular Weight
205.061 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point153-155 ºC
Boiling Point300.9±15.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point135.8±20.4 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine?

The CAS number of 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine is 181219-01-2.

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

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine has molecular formula C11H16BNO2 and molecular weight 205.061 g/mol.

Is 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine hazardous?

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 181219-01-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1402480-9 (accessed 2026-10-22).

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