4',5-Dimethoxy-[1,1'-biphenyl]-3-carboxylic acid

4',5-二甲氧基-[1,1'-联苯]-3-羧酸

Also known as: 5-Methoxy-3-(4-methoxyphenyl)benzoic acid, 1,1'-Biphenyl]-3-carboxylic acid, 4',5-dimethoxy-, 3-Methoxy-5-(4-methoxyphenyl)benzoic acid, 4,5-Dimethoxy-[1,1-biphenyl]-3-carboxylic acid

4',5-Dimethoxy-[1,1'-biphenyl]-3-carboxylic acid (CAS 1261939-24-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H14O4 and a molecular weight of 258.26900 g/mol. It is also known as 5-Methoxy-3-(4-methoxyphenyl)benzoic acid, 1,1'-Biphenyl]-3-carboxylic acid, 4',5-dimethoxy- and 3-Methoxy-5-(4-methoxyphenyl)benzoic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1261939-24-5
Jingsj CID: J-1189317-0
Molecular Formula: C₁₅H₁₄O₄
Chinese Name: 4',5-二甲氧基-[1,1'-联苯]-3-羧酸
Molecular Weight: 258.26900 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4',5-Dimethoxy-[1,1'-biphenyl]-3-carboxylic acid?

The CAS number of 4',5-Dimethoxy-[1,1'-biphenyl]-3-carboxylic acid is 1261939-24-5.

What are the molecular formula and molecular weight of 4',5-Dimethoxy-[1,1'-biphenyl]-3-carboxylic acid?

4',5-Dimethoxy-[1,1'-biphenyl]-3-carboxylic acid has molecular formula C15H14O4 and molecular weight 258.26900 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4',5-Dimethoxy-[1,1'-biphenyl]-3-carboxylic acid (CAS 1261939-24-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1189317-0 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.