N,N'-二對甲苯基聯(lián)苯胺
N,N'-二對甲苯基聯(lián)苯胺;N,N'-二間甲苯基聯(lián)苯胺;N,N'-雙(4-甲基苯基)聯(lián)苯胺
N,N'-Di-(4-methyl-phenyl)-benzidine
N,N'-Di-(4-methyl-phenyl)-benzidine;N,N'-Bis(4-methylphenyl)benzidine;N,N'-Di-p-tolylbenzidine;N,N'-Bis(4-methylphenyl)-[1,1'-biphenyl]-4,4'-diamine