The chemical Sulfamethazine has a designated molecular formula of C12H14N4O2S and a molecular weight of 278.330 g/mol. Synonyms may include: A-502, 5-25-10-00250 (Beilstein Handbook Reference), AI3-26817, 2-(p-Aminobenzenesulfonamido)-4,6-dimethylpyrimidine, 6-(4'-Aminobenzol-sulfonamido)-2,4-dimethylpyrimidin [German], (p-Aminobenzolsulfonyl)-2-amino-4,6-dimethylpyrimidin [German], 4-Amino-N-(2,6-dimethyl-4-pyrimidinyl)benzenesulfonamide, Azolmetazin, Benzenesulfonamide, 4-amino-N-(2,6-dimethyl-4-pyrimidinyl)- (ChemID).