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4-Chloro-2-fluorophenylboronic acid

Also known as: 4-Chloro-2-fluorobenzeneboronic acid, (4-Chloro-2-fluorophenyl)boronic acid, Boronic acid, B-(4-chloro-2-fluorophenyl)-

4-Chloro-2-fluorophenylboronic acid (CAS 160591-91-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H5BClFO2 and a molecular weight of 174.37 g/mol. Key properties include a melting point of 248-250, a boiling point of 289.2±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 128.7±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
160591-91-3
Jingsj CID
J-10390-2
Molecular Formula
C6H5BClFO2
Molecular Weight
174.37 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point248-250
Boiling Point289.2±50.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point128.7±30.1 °C
Exact Mass174.005508
PSA40.46000
LogP1.79
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.533

Customs & Trade Information

HS Code2931900090
Summary2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Chloro-2-fluorophenylboronic acid?

The CAS number of 4-Chloro-2-fluorophenylboronic acid is 160591-91-3.

What are the molecular formula and molecular weight of 4-Chloro-2-fluorophenylboronic acid?

4-Chloro-2-fluorophenylboronic acid has molecular formula C6H5BClFO2 and molecular weight 174.37 g/mol.

What are the upstream and downstream products of 4-Chloro-2-fluorophenylboronic acid?

For 4-Chloro-2-fluorophenylboronic acid, Upstream Products: Triisopropyl borate, 1-Bromo-4-chloro-2-fluorobenzene.

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

Last updated:

How to cite: Jingsj. "4-Chloro-2-fluorophenylboronic acid (CAS 160591-91-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10390-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.