2,5-Difluorophenylboronic acid

2,5-二氟苯硼酸

Also known as: 2,5-Difluorobenzeneboronic acid, (2,5-Difluorophenyl)boronic acid, 2,5-Difluorophenylboronic acid (contains varying amounts of anhydride)

2,5-Difluorophenylboronic acid (CAS 193353-34-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H5BF2O2 and a molecular weight of 157.91 g/mol. It is also known as 2,5-Difluorobenzeneboronic acid, (2,5-Difluorophenyl)boronic acid and 2,5-Difluorophenylboronic acid (contains varying amounts of anhydride). Key properties include a melting point of 105-110 °C(lit.), a boiling point of 271.3±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 117.9±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
193353-34-3
Jingsj CID
J-49233-1
Molecular Formula
C6H5BF2O2
Chinese Name
2,5-二氟苯硼酸
Molecular Weight
157.91 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point105-110 °C(lit.)
Boiling Point271.3±50.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point117.9±30.1 °C

Frequently Asked Questions

What is the CAS number of 2,5-Difluorophenylboronic acid?

The CAS number of 2,5-Difluorophenylboronic acid is 193353-34-3.

What are the molecular formula and molecular weight of 2,5-Difluorophenylboronic acid?

2,5-Difluorophenylboronic acid has molecular formula C6H5BF2O2 and molecular weight 157.91 g/mol.

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

Last updated:

How to cite: Jingsj. "2,5-Difluorophenylboronic acid (CAS 193353-34-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49233-1 (accessed 2026-10-23).

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