4-(5-methyl-4-phenylisoxazol-3-yl)benzenesulfonamide;Parecoxib impurity 21/4-(5-methyl-4-phenylisoxazol-3-yl)benzenesulfonamide;Parecoxib Sodium-10;Parecoxib Impurity 11;Benzenesulfonamide, 4-(5-methyl-4-phenyl-3-isoxazolyl)-;Parecoxib Impurity 11Q: What is
Parecoxib Impurity 11 Q: What is the CAS Number of
Parecoxib Impurity 11;Parecoxib Sodium Impurity 11