英文别名Sulfasalazine EP Impurity G; Sulfasalazine specified impurity G [EP]; 2-hydroxy-5-[[4-(pyridin-2-ylsulfamoyl)-2-[4-(pyridin-2-ylsulfamoyl)phenyl]phenyl]diazenyl]benzoic acid; 2'-[4-(2-Pyridylsulfamoyl)phenyl] Sulfasalazine; 1391062-37-5 free base; 2-Hydroxy-5-[[2-[4-[(2-pyridinylamino)sulfonyl]phenyl]-4-[(2-pyridinylamino)sulfonyl]phenyl]azo]benzoic Acid; Sulfasalazine N-(Pyridin-2-yl)benzenesulfonamide; 5-((4',5-bis(N-(pyridin-2-yl)sulfamoyl)-[1,1'-biphenyl]-2-yl)diazenyl)-2-hydroxybenzoic acid; Sulfasalazine Impurity 7 
