5-chloro-1-benzothiophene-3-carbonitrile

5-氯-1-苯并噻吩-3-腈

Also known as: 5-Chlorobenzo[b]thiophene-3-carbonitrile, Benzo[b]thiophene-3-carbonitrile, 5-chloro-, 5-Chloro-1-benzothiophene-3-carbonitrile

5-chloro-1-benzothiophene-3-carbonitrile (CAS 16296-79-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H4ClNS and a molecular weight of 193.65300 g/mol. It is also known as 5-Chlorobenzo[b]thiophene-3-carbonitrile, Benzo[b]thiophene-3-carbonitrile, 5-chloro- and 5-Chloro-1-benzothiophene-3-carbonitrile. Key properties include a melting point of 121ºC, a boiling point of 347.9ºC at 760mmHg, a density of 1.42g/cm3 and a flash point of 164.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16296-79-0
Jingsj CID
J-1137911-3
Molecular Formula
C9H4ClNS
Chinese Name
5-氯-1-苯并噻吩-3-腈
Molecular Weight
193.65300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point121ºC
Boiling Point347.9ºC at 760mmHg
Density1.42g/cm3
Flash Point164.2ºC

Frequently Asked Questions

What is the CAS number of 5-chloro-1-benzothiophene-3-carbonitrile?

The CAS number of 5-chloro-1-benzothiophene-3-carbonitrile is 16296-79-0.

What are the molecular formula and molecular weight of 5-chloro-1-benzothiophene-3-carbonitrile?

5-chloro-1-benzothiophene-3-carbonitrile has molecular formula C9H4ClNS and molecular weight 193.65300 g/mol.

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

Last updated:

How to cite: Jingsj. "5-chloro-1-benzothiophene-3-carbonitrile (CAS 16296-79-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1137911-3 (accessed 2026-10-25).

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