Synonyms:
p-tpd ; n,n'-diphenyl-n,n'-di-p-tolyl- benzidine ; 5-([1,1'-biphenyl]-4-yl)-2-bromo-11,11-dimethyl-5,11-dihydroindeno[1,2-b]carbazole ; n,n'-bis(4-methylphenyl)-n,n'-diphenyl-benzidine ; n,n'-diphenyl-n,n'-di(p-tolyl)benzidine ; n,n'-diphenyl-n,n'-bis(4-methylphenyl)-1,1'-biphenyl-4,4'-diamine