Synonyms: 1,4-Butanediamine,N,N,N',N'-tetrakis(3-aminopropyl)- (9CI);1,4-Bis[bis(3-aminopropyl)amino]butane; 1,4-diaminobutane[4]:propylamine;4-Cascade; Astramol AM 4; DAB-AM 4;N,N,N',N'-Tetrakis(3-aminopropyl)-1,4-butanediamine;N,N,N',N'-Tetrakis(3-aminopropyl)-1,4-diaminobutane