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3-Bromo-5-chlorothiophene-2-sulfonyl chloride

3-溴-5-氯噻吩-2-磺酰氯

Also known as: 3-BROMO-5-CHLOROTHIOPHENE-2-SULFONYL CHLORIDE, 3-Bromo-5-chlorothiophene-2-sulfonylchloride

3-Bromo-5-chlorothiophene-2-sulfonyl chloride (CAS 175205-72-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4HBrCl2O2S2 and a molecular weight of 295.99000 g/mol. It is also known as 3-BROMO-5-CHLOROTHIOPHENE-2-SULFONYL CHLORIDE and 3-Bromo-5-chlorothiophene-2-sulfonylchloride. Key properties include a melting point of 34-36ºC, a boiling point of 346.7ºC at 760mmHg, a density of 2.059g/cm3 and a flash point of 163.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175205-72-8
Jingsj CID
J-1032917-3
Molecular Formula
C4HBrCl2O2S2
Chinese Name
3-溴-5-氯噻吩-2-磺酰氯
Molecular Weight
295.99000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point34-36ºC
Boiling Point346.7ºC at 760mmHg
Density2.059g/cm3
Flash Point163.5ºC

Frequently Asked Questions

What is the CAS number of 3-Bromo-5-chlorothiophene-2-sulfonyl chloride?

The CAS number of 3-Bromo-5-chlorothiophene-2-sulfonyl chloride is 175205-72-8.

What are the molecular formula and molecular weight of 3-Bromo-5-chlorothiophene-2-sulfonyl chloride?

3-Bromo-5-chlorothiophene-2-sulfonyl chloride has molecular formula C4HBrCl2O2S2 and molecular weight 295.99000 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Bromo-5-chlorothiophene-2-sulfonyl chloride (CAS 175205-72-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1032917-3 (accessed 2026-10-25).

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