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3-Chloro-5-fluorophenylboronic acid

Also known as: 3-Chloro-5-fluorobenzeneboronic acid, (3-Chloro-5-fluorophenyl)boronic acid, 3-Chloro-5-fluorobenzeneboronic acid 97%, 3-Chloro-5-fluorobenzeneboronic acid 98%, 5-chloro-3-fluorophenylboronic acid, 5-fluoro-3-chlorophenylboronic acid, Boronic acid, B-(3-chloro-5-fluorophenyl)-

3-Chloro-5-fluorophenylboronic acid (CAS 328956-61-2) 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 174.365 g/mol. Key properties include a melting point of >200°C, a boiling point of 308.1±52.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 140.2±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
328956-61-2
Jingsj CID
J-36710-2
Molecular Formula
C6H5BClFO2
Molecular Weight
174.365 g/mol
Category
Organic Acids
Last updated
11/3/2026

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Physicochemical Properties

Melting Point>200°C
Boiling Point308.1±52.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point140.2±30.7 °C
Exact Mass174.005508
PSA40.46000
LogP1.79
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-5-fluorophenylboronic acid?

The CAS number of 3-Chloro-5-fluorophenylboronic acid is 328956-61-2.

What are the molecular formula and molecular weight of 3-Chloro-5-fluorophenylboronic acid?

3-Chloro-5-fluorophenylboronic acid has molecular formula C6H5BClFO2 and molecular weight 174.365 g/mol.

What are the upstream and downstream products of 3-Chloro-5-fluorophenylboronic acid?

For 3-Chloro-5-fluorophenylboronic acid, Upstream Products: Trimethyl borate, 1-Bromo-3-chloro-5-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-5-fluorophenylboronic acid (CAS 328956-61-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36710-2 (accessed 2026-11-09).

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