This is a custom-made chemical.

Product name: 5-Chlorothiophene-2-sulfonamide
Synonyms: 5-Chloro-2-thiophenesulfonamide
Molecular Formula: C₄H₄ClNO₂S₂
Molecular Weight: 197.65
CAS No: 53595-66-7

Characters:
Yellowish solid.
Melting point: 113-116ºC

Specifications:
Content: 98%min

Applications:
Used as intermediate for medicine.