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Catalog No.:A20068  
Product: Parecoxib impurity  
CAS No. 1708094-99-8  
Chemical Name: N,N'-(4,4'-(5-methylisoxazole-3,4-diyl)bis(4,1-phenylenesulfonyl))dipropionamide  
Molecular Formula: C22H23N3O7S2  
Molecular Weight: 505.56  
Assay:95%  
Appearance:  
SMILES:CC1=C(C2=CC=C(S(=O)(NC(CC)=O)=O)C=C2)C(C3=CC=C(S(=O)(NC(CC)=O)=O)C=C3)=NO1  
Storage Condition:  
Remark: