5-Chloro-3-[(methylamino)sulfonyl]-2-thiophenecarboxylic Acid

CAS: 70374-36-6

Ref. TR-C703740

Product Information

• Name: 5-Chloro-3-[(methylamino)sulfonyl]-2-thiophenecarboxylic Acid
• Synonyms: Lornoxicam impurity 10
• Brand: TRC

Description

Applications 5-Chloro-3-[(methylamino)sulfonyl]-2-thiophenecarboxylic Acid is an intermediate in preparation of Lornoxicam.
References Fan, W., et al.: Zhon. Yiy. Gon. Zaz., 33, 365-366 (2002);

Chemical properties

• Molecular weight: 255.7
• Formula: C₆H₆ClNO₄S₂
• Color/Form: Neat
• InChI: InChI=1S/C6H6ClNO4S2/c1-8-14(11,12)3-2-4(7)13-5(3)6(9)10/h2,8H,1H3,(H,9,10)
• InChI key: InChIKey=SRXBPROHRKDGBA-UHFFFAOYSA-N
• SMILES: CNS(=O)(=O)c1cc(Cl)sc1C(=O)O