5-Chloro-1-benzothiophene-3-carbaldehyde

5-氯苯并[b]噻吩-3-甲醛

Also known as: 5-Chlorobenzo[b]thiophene-3-carbaldehyde, 5-Chlorobenzo[b]thiophene-3-carboxaldehyde, 5-Chloro-1-benzothiophene-3-carboxaldehyde, 5-Chloro-3-formylbenzo[b]thiophene, 5-chlorobenzothiophene-3-carboxaldehyde, Benzo[b]thiophene-3-carboxaldehyde, 5-chloro-

5-Chloro-1-benzothiophene-3-carbaldehyde (CAS 16296-68-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H5ClOS and a molecular weight of 196.65300 g/mol. It is also known as 5-Chlorobenzo[b]thiophene-3-carbaldehyde, 5-Chlorobenzo[b]thiophene-3-carboxaldehyde and 5-Chloro-1-benzothiophene-3-carboxaldehyde. Key properties include a melting point of 109ºC, a boiling point of 338.8ºC at 760mmHg, a density of 1.439g/cm3 and a flash point of 158.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16296-68-7
Jingsj CID
J-1515406-2
Molecular Formula
C9H5ClOS
Chinese Name
5-氯苯并[b]噻吩-3-甲醛
Molecular Weight
196.65300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point109ºC
Boiling Point338.8ºC at 760mmHg
Density1.439g/cm3
Flash Point158.7ºC

Frequently Asked Questions

What is the CAS number of 5-Chloro-1-benzothiophene-3-carbaldehyde?

The CAS number of 5-Chloro-1-benzothiophene-3-carbaldehyde is 16296-68-7.

What are the molecular formula and molecular weight of 5-Chloro-1-benzothiophene-3-carbaldehyde?

5-Chloro-1-benzothiophene-3-carbaldehyde has molecular formula C9H5ClOS and molecular weight 196.65300 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-carbaldehyde (CAS 16296-68-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1515406-2 (accessed 2026-10-25).

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