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3-Carboxyphenylboronic acid

Also known as: 3-Boronobenzoic acid, m-Carboxyphenylboronic acid, 3-Carboxybenzeneboronic acid, 3-(Dihydroxyboryl)benzoic acid, Benzoic acid, 3-borono-, m-Carboxybenzeneboronic acid

3-Carboxyphenylboronic acid (CAS 25487-66-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H7BO4 and a molecular weight of 165.94 g/mol. Key properties include a melting point of 243-247 °C(lit.), a boiling point of 434.5±47.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 216.6±29.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25487-66-5
Jingsj CID
J-4067-5
Molecular Formula
C7H7BO4
Molecular Weight
165.94 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point243-247 °C(lit.)
Boiling Point434.5±47.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point216.6±29.3 °C
Exact Mass166.043747
PSA77.76000
LogP1.27
Vapor Pressure0.0±1.1 mmHg at 25°C
Refractive Index1.585
Storage Conditions0-6℃
Additional Property2.5 g/100 mL

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-Carboxyphenylboronic acid?

The CAS number of 3-Carboxyphenylboronic acid is 25487-66-5.

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

3-Carboxyphenylboronic acid has molecular formula C7H7BO4 and molecular weight 165.94 g/mol.

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

For 3-Carboxyphenylboronic acid, Upstream Products: 3-Cyanophenylboronic acid, 3-Methylphenylboronic acid, Carbon dioxide; Downstream Products: 3-(Piperidine-1-carbonyl)phenylboronic acid, pinacol ester, [1,1'-Biphenyl]-3-carboxylic acid, 3'-amino-2'-hydroxy-, 5'-chloro-2'-hydroxy-3'-nitro-[1,1'-biphenyl]-3-carboxylic acid.

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-Carboxyphenylboronic acid (CAS 25487-66-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4067-5 (accessed 2026-11-09).

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