5-[[(4-Chlorobenzoyl)amino]methyl]thiophene-2-sulfonyl chloride

5-[(4-氯苯甲酰氨基)甲基]噻吩-2-磺酰氯

Also known as: 5-(4-Chlorobenzamidomethyl)thiophene-2-sulfonyl chloride, 5-(4-Chlorobenzamidomethyl)thiophene-2-sulphonyl chloride, 5-{[(4-Chlorobenzoyl)amino]methyl}thiophene-2-sulfonyl chloride, 5-{[(4-Chlorobenzoyl)amino]methyl}thiophene-2-sulphonyl chloride, 5-[[[(4-Chlorophenyl)-oxomethyl]amino]methyl]-2-thiophenesulfonyl chloride, 5-({[1-(4-Chlorophenyl)methanoyl]amino}methyl)thiophene-2-sulfonyl chloride, 4-Chloro-N-{[5-(chlorosulfonyl)thien-2-yl]methyl}benzamide

5-[[(4-Chlorobenzoyl)amino]methyl]thiophene-2-sulfonyl chloride (CAS 166964-34-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H9Cl2NO3S2 and a molecular weight of 350.24100 g/mol. It is also known as 5-(4-Chlorobenzamidomethyl)thiophene-2-sulfonyl chloride, 5-(4-Chlorobenzamidomethyl)thiophene-2-sulphonyl chloride and 5-{[(4-Chlorobenzoyl)amino]methyl}thiophene-2-sulfonyl chloride. Key properties include a melting point of 138ºC, a boiling point of 557.1ºC at 760 mmHg, a density of 1.532g/cm3 and a flash point of 290.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
166964-34-7
Jingsj CID
J-1329401-0
Molecular Formula
C12H9Cl2NO3S2
Chinese Name
5-[(4-氯苯甲酰氨基)甲基]噻吩-2-磺酰氯
Molecular Weight
350.24100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point138ºC
Boiling Point557.1ºC at 760 mmHg
Density1.532g/cm3
Flash Point290.7ºC

Frequently Asked Questions

What is the CAS number of 5-[[(4-Chlorobenzoyl)amino]methyl]thiophene-2-sulfonyl chloride?

The CAS number of 5-[[(4-Chlorobenzoyl)amino]methyl]thiophene-2-sulfonyl chloride is 166964-34-7.

What are the molecular formula and molecular weight of 5-[[(4-Chlorobenzoyl)amino]methyl]thiophene-2-sulfonyl chloride?

5-[[(4-Chlorobenzoyl)amino]methyl]thiophene-2-sulfonyl chloride has molecular formula C12H9Cl2NO3S2 and molecular weight 350.24100 g/mol.

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

Last updated:

How to cite: Jingsj. "5-[[(4-Chlorobenzoyl)amino]methyl]thiophene-2-sulfonyl chloride (CAS 166964-34-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1329401-0 (accessed 2026-10-22).

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