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4-Methylbenzo[b]thiophene-2-carboxylic acid

4-甲基苯并[b]噻吩-2-羧酸

Also known as: 4-methyl-1-benzothiophene-2-carboxylic acid, 4-Methylbenzothiophene-2-carboxylic acid, Benzo[b]thiophene-2-carboxylic acid, 4-methyl-, 4-Methylbenzo(b)thiophene-2-carboxylic acid, OCANRQFAJMJHTR-UHFFFAOYSA-N

4-Methylbenzo[b]thiophene-2-carboxylic acid (CAS 1735-13-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8O2S and a molecular weight of 192.23400 g/mol. It is also known as 4-methyl-1-benzothiophene-2-carboxylic acid, 4-Methylbenzothiophene-2-carboxylic acid and Benzo[b]thiophene-2-carboxylic acid, 4-methyl-. Key properties include a boiling point of 386.1ºC at 760 mmHg, a density of 1.355g/cm3 and a flash point of 187.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1735-13-3
Jingsj CID
J-1385549-5
Molecular Formula
C10H8O2S
Chinese Name
4-甲基苯并[b]噻吩-2-羧酸
Molecular Weight
192.23400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point386.1ºC at 760 mmHg
Density1.355g/cm3
Flash Point187.3ºC

Frequently Asked Questions

What is the CAS number of 4-Methylbenzo[b]thiophene-2-carboxylic acid?

The CAS number of 4-Methylbenzo[b]thiophene-2-carboxylic acid is 1735-13-3.

What are the molecular formula and molecular weight of 4-Methylbenzo[b]thiophene-2-carboxylic acid?

4-Methylbenzo[b]thiophene-2-carboxylic acid has molecular formula C10H8O2S and molecular weight 192.23400 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Methylbenzo[b]thiophene-2-carboxylic acid (CAS 1735-13-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1385549-5 (accessed 2026-10-22).

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