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5-chlorobenzo[b]thiophene-3-carboxylic acid

5-氯苯并[B]噻吩-3-羧酸

Also known as: 5-chloro-1-benzothiophene-3-carboxylic acid, 5-chlorobenzothiophene-3-carboxylic acid, 5-chloro-benzo[b]thiophene-3-carboxylic acid, MFCD00052301, RARECHEM AL BO 0996

5-chlorobenzo[b]thiophene-3-carboxylic acid (CAS 16361-24-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H5ClO2S and a molecular weight of 212.65300 g/mol. It is also known as 5-chloro-1-benzothiophene-3-carboxylic acid, 5-chlorobenzothiophene-3-carboxylic acid and 5-chloro-benzo[b]thiophene-3-carboxylic acid. Key properties include a melting point of 286ºC, a boiling point of 408.6ºC at 760mmHg, a density of 1.546g/cm3 and a flash point of 200.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16361-24-3
Jingsj CID
J-11727-8
Molecular Formula
C9H5ClO2S
Chinese Name
5-氯苯并[B]噻吩-3-羧酸
Molecular Weight
212.65300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point286ºC
Boiling Point408.6ºC at 760mmHg
Density1.546g/cm3
Flash Point200.9ºC

Frequently Asked Questions

What is the CAS number of 5-chlorobenzo[b]thiophene-3-carboxylic acid?

The CAS number of 5-chlorobenzo[b]thiophene-3-carboxylic acid is 16361-24-3.

What are the molecular formula and molecular weight of 5-chlorobenzo[b]thiophene-3-carboxylic acid?

5-chlorobenzo[b]thiophene-3-carboxylic acid has molecular formula C9H5ClO2S and molecular weight 212.65300 g/mol.

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

Last updated:

How to cite: Jingsj. "5-chlorobenzo[b]thiophene-3-carboxylic acid (CAS 16361-24-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11727-8 (accessed 2026-10-24).

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