4-(2-hydroxyphenyl)thiophene-2-carboxylic acid

4-(2-羟基苯基)噻吩-2-羧酸

Also known as: 2-(2-Carboxythiophene-4-yl)phenol, 2-Thiophenecarboxylic acid, 4-(2-hydroxyphenyl)-, 4-(2-Hydroxyphenyl)thiophene-2-carboxylic acid

4-(2-hydroxyphenyl)thiophene-2-carboxylic acid (CAS 1261896-15-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H8O3S and a molecular weight of 220.24400 g/mol. It is also known as 2-(2-Carboxythiophene-4-yl)phenol, 2-Thiophenecarboxylic acid, 4-(2-hydroxyphenyl)- and 4-(2-Hydroxyphenyl)thiophene-2-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1261896-15-4
Jingsj CID: J-1053370-9
Molecular Formula: C₁₁H₈O₃S
Chinese Name: 4-(2-羟基苯基)噻吩-2-羧酸
Molecular Weight: 220.24400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-(2-hydroxyphenyl)thiophene-2-carboxylic acid?

The CAS number of 4-(2-hydroxyphenyl)thiophene-2-carboxylic acid is 1261896-15-4.

What are the molecular formula and molecular weight of 4-(2-hydroxyphenyl)thiophene-2-carboxylic acid?

4-(2-hydroxyphenyl)thiophene-2-carboxylic acid has molecular formula C11H8O3S and molecular weight 220.24400 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-(2-hydroxyphenyl)thiophene-2-carboxylic acid (CAS 1261896-15-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1053370-9 (accessed 2026-10-25).

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