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

4-(4-甲氧基苯基)噻吩-2-甲酸

Also known as: 2-Thiophenecarboxylic acid, 4-(4-methoxyphenyl)-, 4-(4-Methoxyphenyl)-2-thenoic acid, 4-(5-Carboxythien-3-yl)anisole, 4-(4-Methoxyphenyl)thiophene-2-carboxylic acid 95+%, JR-9052, hms519i07

4-(4-Methoxyphenyl)thiophene-2-carboxylic acid (CAS 82437-74-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H10O3S and a molecular weight of 234.27100 g/mol. It is also known as 2-Thiophenecarboxylic acid, 4-(4-methoxyphenyl)-, 4-(4-Methoxyphenyl)-2-thenoic acid and 4-(5-Carboxythien-3-yl)anisole. Key properties include a melting point of 193-169ºC, a boiling point of 398.4ºC at 760 mmHg, a density of 1.296g/cm3 and a flash point of 194.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
82437-74-9
Jingsj CID
J-949038-3
Molecular Formula
C12H10O3S
Chinese Name
4-(4-甲氧基苯基)噻吩-2-甲酸
Molecular Weight
234.27100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point193-169ºC
Boiling Point398.4ºC at 760 mmHg
Density1.296g/cm3
Flash Point194.8ºC

Frequently Asked Questions

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

The CAS number of 4-(4-Methoxyphenyl)thiophene-2-carboxylic acid is 82437-74-9.

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

4-(4-Methoxyphenyl)thiophene-2-carboxylic acid has molecular formula C12H10O3S and molecular weight 234.27100 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(4-Methoxyphenyl)thiophene-2-carboxylic acid (CAS 82437-74-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-949038-3 (accessed 2026-10-23).

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