CAS: 51803-78-2 Molecular Formula: C13H12N2O5S Molecular Weight (g/mol): 308.308 MDL Number: MFCD00079470 InChI Key: HYWYRSMBCFDLJT-UHFFFAOYSA-N Synonym: nimesulide,mesulid,n-4-nitro-2-phenoxyphenyl methanesulfonamide,flogovital,sulidene,nimed,4-nitro-2-phenoxymethanesulfonanilide,nisulid,nimesulidum inn-latin,nimesulida inn-spanish PubChem CID: 4495 ChEBI: CHEBI:44445 IUPAC Name: N-(4-nitro-2-phenoxyphenyl)methanesulfonamide SMILES: CS(=O)(=O)NC1=C(C=C(C=C1)[N+](=O)[O-])OC2=CC=CC=C2