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3-Chlorophenylboronic acid

Also known as: 3-Chlorobenzeneboronic acid, m-Chlorophenylboronic acid, 3-Chlorophenyl-dihydroxyborane, Boronic acid, (3-chlorophenyl)-

3-Chlorophenylboronic acid (CAS 63503-60-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6BClO2 and a molecular weight of 156.38 g/mol. Key properties include a melting point of 185-189 °C(lit.), a boiling point of 311.4±44.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 142.1±28.4 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
63503-60-6
Jingsj CID
J-7638-0
Molecular Formula
C6H6BClO2
Molecular Weight
156.38 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point185-189 °C(lit.)
Boiling Point311.4±44.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point142.1±28.4 °C
Exact Mass156.014938
PSA40.46000
LogP2.18
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.558

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled

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-Chlorophenylboronic acid?

The CAS number of 3-Chlorophenylboronic acid is 63503-60-6.

What are the molecular formula and molecular weight of 3-Chlorophenylboronic acid?

3-Chlorophenylboronic acid has molecular formula C6H6BClO2 and molecular weight 156.38 g/mol.

Is 3-Chlorophenylboronic acid hazardous?

3-Chlorophenylboronic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.

What are the upstream and downstream products of 3-Chlorophenylboronic acid?

For 3-Chlorophenylboronic acid, Upstream Products: 3-Chlorophenylmagnesium bromide, 1-Bromo-3-chlorobenzene, 1-Chloro-3-iodobenzene; Downstream Products: 5-(3-Chlorophenyl)furan-2-carboxylic acid, 5-(3-Chlorophenyl)furan-2-carbonyl chloride, 2,3,3'-Trichlorobiphenyl.

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-Chlorophenylboronic acid (CAS 63503-60-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7638-0 (accessed 2026-11-09).

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