Synonyms: 1,4-Bis(phenylamino)-3,6-bis(phenylimino)-1,4-cyclohexadiene;2,5-Dianilino-N,N'-diphenyl-p-benzoquinone diimine;Azophenine;N,N'-Diphenyl-2,5-bis(phenylamino)-1,4-benzoquinone diimine;N,N'-Diphenyl-2,5-dianilino-2,5-cyclohexadiene-1,4-diimine;N,N'-Diphenyl-3,6-bis(phenylimino)-1,4-cyclohexadiene-1,4-diamine