Synonyms: Aniline,4,4'-methylenebis[N-sec-butyl- (7CI,8CI);4,4'-Bis(sec-butylamino)diphenylmethane; 4,4'-Methylenebis[N-sec-butylaniline];Bis(N-sec-butyl-p-aminophenyl)methane; DBMDA;N,N'-Di(2-butyl)-4,4'-methylenedianiline;N,N'-Di-sec-butyl-4,4'-methylenedianiline; UOP 225; Unilink 4200