Synonyms: Aniline,4,4'-thiodi- (6CI,8CI);4,4'-Diaminodiphenyl sulfide;4,4'-Diaminophenylsulfide;4,4'-Thiobis[aniline];4,4'-Thiodianiline;4-(Aminophenylthio)phenylamine;BAPS;Bis(4-aminophenyl) sulfide;Di(p-aminophenyl) sulfide;NSC 6191;Thioaniline;Thiodi-p-phenylenediamine;p,p-Thiodianiline;p,p'-Diaminodiphenyl sulfide;