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Catalog No.:A20069  
Product: Parecoxib impurity  
CAS No. 1373038-60-8  
Chemical Name: 4-(5-methyl-3-phenylisoxazol-4-yl)-N-((4-(5-methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)benzenesulfonamide  
Molecular Formula: C32H25N3O6S2  
Molecular Weight: 611.69  
Assay:95%  
Appearance:  
SMILES:CC1=C(C2=CC=C(S(=O)(NS(=O)(C3=CC=C(C4=C(C)ON=C4C5=CC=CC=C5)C=C3)=O)=O)C=C2)C(C6=CC=CC=C6)=NO1  
Storage Condition:  
Remark: