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5-bromobenzo[b]thiophene-3-carbonyl chloride

5-溴苯并[b]噻吩-3-甲酰氯

Also known as: 5-bromo-1-benzothiophene-3-carbonyl chloride, Benzo[b]thiophene-3-carbonyl chloride, 5-bromo-, 5-Bromobenzo[b]thiophene-3-carbonyl chloride

5-bromobenzo[b]thiophene-3-carbonyl chloride (CAS 850374-99-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H4BrClOS and a molecular weight of 275.54900 g/mol. It is also known as 5-bromo-1-benzothiophene-3-carbonyl chloride, Benzo[b]thiophene-3-carbonyl chloride, 5-bromo- and 5-Bromobenzo[b]thiophene-3-carbonyl chloride. Key properties include a melting point of 125ºC, a boiling point of 364.8ºC at 760 mmHg, a density of 1.77g/cm3 and a flash point of 174.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
850374-99-1
Jingsj CID
J-1406425-2
Molecular Formula
C9H4BrClOS
Chinese Name
5-溴苯并[b]噻吩-3-甲酰氯
Molecular Weight
275.54900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point125ºC
Boiling Point364.8ºC at 760 mmHg
Density1.77g/cm3
Flash Point174.4ºC

Frequently Asked Questions

What is the CAS number of 5-bromobenzo[b]thiophene-3-carbonyl chloride?

The CAS number of 5-bromobenzo[b]thiophene-3-carbonyl chloride is 850374-99-1.

What are the molecular formula and molecular weight of 5-bromobenzo[b]thiophene-3-carbonyl chloride?

5-bromobenzo[b]thiophene-3-carbonyl chloride has molecular formula C9H4BrClOS and molecular weight 275.54900 g/mol.

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

Last updated:

How to cite: Jingsj. "5-bromobenzo[b]thiophene-3-carbonyl chloride (CAS 850374-99-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1406425-2 (accessed 2026-10-25).

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