2,4-Difluorophenylboronic acid pinacol ester

2,4-二氟苯基硼酸频哪醇酯

Also known as: 2,4-Difluorobenzeneboronic acid pinacol ester, 2-(2,4-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-1,5-DIFLUOROBENZENE, 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,5-difluorobenzene, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaboryl)-1,3-difluorobenzene, 1,3,2-Dioxaborolane, 2-(2,4-difluorophenyl)-4,4,5,5-tetramethyl-, BM142, MFCD05663880

2,4-Difluorophenylboronic acid pinacol ester (CAS 288101-48-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H15BF2O2 and a molecular weight of 240.05400 g/mol. It is also known as 2,4-Difluorobenzeneboronic acid pinacol ester, 2-(2,4-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane and 2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-1,5-DIFLUOROBENZENE. Key properties include a melting point of 41-44ºC(lit.), a boiling point of 276.5ºC at 760mmHg, a density of 1.11g/cm3 and a flash point of 121ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
288101-48-4
Jingsj CID
J-32228-7
Molecular Formula
C12H15BF2O2
Chinese Name
2,4-二氟苯基硼酸频哪醇酯
Molecular Weight
240.05400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point41-44ºC(lit.)
Boiling Point276.5ºC at 760mmHg
Density1.11g/cm3
Flash Point121ºC

Frequently Asked Questions

What is the CAS number of 2,4-Difluorophenylboronic acid pinacol ester?

The CAS number of 2,4-Difluorophenylboronic acid pinacol ester is 288101-48-4.

What are the molecular formula and molecular weight of 2,4-Difluorophenylboronic acid pinacol ester?

2,4-Difluorophenylboronic acid pinacol ester has molecular formula C12H15BF2O2 and molecular weight 240.05400 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-Difluorophenylboronic acid pinacol ester (CAS 288101-48-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32228-7 (accessed 2026-10-23).

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