Chemical Name:Isopropyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide (Piroxicam Impurity I)
Synonyms:4-Hydroxy-2H-1,2-benzothiazine-3-carboxylic Acid 1-Methylethyl Ester 1,1-Dioxide;1-Methylethyl 4-Hydroxy-2H-1,2-benzothiazine-3-carboxylate 1,1-Dioxide; NSC 642708;
Impurity
Piroxicam EP Impurity I
CAS Number:76508-35-5
Molecular Formula:C₁₂H₁₃NO₅S
Molecular Weight:283.3
Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;
Applications:Piroxicam impurity I.
References:Lombardino, J., et al.: J. Med. Chem., 14, 1171 (1971), Turck, D., et al.: Clin. Drug Invest., 9, 270 (1995),
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