Parecoxib SodiuM iMpurity D

Uses

N-[[4-(5-Methyl-3-phenyl-4-isoxazolyl)phenyl]sulfonyl]-butanamide Sodium Salt is potent and selective COX-2 inhibitor parecoxib Sodium for parenteral administration. Also, used in preparation of substituted benzenesulfonamide derivatives as prodrugs of COX-2 inhibitors.