1,4-Bis(aminopropyl)butanediamine 1,4-Butanediamine, N,N'-bis(3-aminopropyl)- 1,4-Diaminobutane, N,N'-bis(3-aminopropyl)- 4,9-Diazadodecane-1,12-diamine 71-44-3 Diaminopropyltetramethylenediamine Gerontine Musculamine N,N'-Bis(3-aminopropyl)-1,4-butanediamine NSC268508 Neuridine Spermin Spermine Spermine, puriss WLN: Z3M4M3Z