4'-Methoxybiphenyl-4-ylboronic acid

Also known as: (4'-Methoxy-[1,1'-biphenyl]-4-yl)boronic acid, 4'-METHOXY-4-BIPHENYLBORONIC ACID, 4'-METHOXYBIPHENYLBORONIC ACID, 4'-Methoxybiphenyl-4-boronic acid, 4-(4-METHOXYPHENYL)PHENYLBORONIC ACID, 4-(4-Methoxyphenyl)benzeneboronic acid, 4-Methoxybiphenyl-4-ylboronic acid, AKOS BRN-0081, Boronic acid, B-(4'-Methoxy[1,1'-biphenyl]-4-yl)-

4'-Methoxybiphenyl-4-ylboronic acid (CAS 156642-03-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H13BO3 and a molecular weight of 228.05200 g/mol. Key properties include a melting point of 209-211ºC, a boiling point of 418.6ºC at 760mmHg, a density of 1.2g/cm3 and a flash point of 207ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 156642-03-4
Jingsj CID: J-1315662-2
Molecular Formula: C₁₃H₁₃BO₃
Molecular Weight: 228.05200 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	209-211ºC
Boiling Point	418.6ºC at 760mmHg
Density	1.2g/cm3
Flash Point	207ºC
Exact Mass	228.09600
PSA	49.69000
LogP	1.04200
Vapor Pressure	9.33E-08mmHg at 25°C
Refractive Index	1.595

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. 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'-Methoxybiphenyl-4-ylboronic acid?

The CAS number of 4'-Methoxybiphenyl-4-ylboronic acid is 156642-03-4.

What are the molecular formula and molecular weight of 4'-Methoxybiphenyl-4-ylboronic acid?

4'-Methoxybiphenyl-4-ylboronic acid has molecular formula C13H13BO3 and molecular weight 228.05200 g/mol.

What are the upstream and downstream products of 4'-Methoxybiphenyl-4-ylboronic acid?

For 4'-Methoxybiphenyl-4-ylboronic acid, Upstream Products: 4-Bromo-4'-methoxybiphenyl, 4-Acetoxybiphenyl, 4-Phenylphenol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4'-Methoxybiphenyl-4-ylboronic acid (CAS 156642-03-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1315662-2 (accessed 2026-11-09).

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