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3-Chloro-4-fluorophenylboronic acid

Also known as: 3-Chloro-4-fluorobenzeneboronic acid, (3-Chloro-4-fluorophenyl)boronic acid, 3-Chloro-4-fluorophenylboronic Acid (contains varying amounts of anhydride), B-(3-chloro-4-fluorophenyl)-Boronic acid, Boronic acid, B-(3-chloro-4-fluorophenyl)-, Boronic acid, (3-chloro-4-fluorophenyl)-, MFCD00051800, RARECHEM AH PB 0129

3-Chloro-4-fluorophenylboronic acid (CAS 144432-85-9) 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 242-247 °C(lit.), a boiling point of 306.0±52.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 138.8±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
144432-85-9
Jingsj CID
J-9599-8
Molecular Formula
C6H5BClFO2
Molecular Weight
174.37 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point242-247 °C(lit.)
Boiling Point306.0±52.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point138.8±30.7 °C
Exact Mass174.005508
PSA40.46000
LogP2.35
Vapor Pressure0.0±0.7 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 3-Chloro-4-fluorophenylboronic acid?

The CAS number of 3-Chloro-4-fluorophenylboronic acid is 144432-85-9.

What are the molecular formula and molecular weight of 3-Chloro-4-fluorophenylboronic acid?

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

What are the upstream and downstream products of 3-Chloro-4-fluorophenylboronic acid?

For 3-Chloro-4-fluorophenylboronic acid, Upstream Products: 4-Bromo-2-chloro-1-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. "3-Chloro-4-fluorophenylboronic acid (CAS 144432-85-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9599-8 (accessed 2026-11-09).

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