1,3-Propanediamine, N-dodecyl- 52907-39-8 5538-95-4 Diam 21 EINECS 226-902-6 Laurylaminopropylamine N-(3-Aminopropyl)dodecylamine N-Dodecyl-1,3-propanediamine N-Dodecylpropane-1,3-diamine N-Dodecyltrimethylenediamine N-Lauryl-1,3-diaminopropane N-Lauryl-1,3-propanediamine N-Lauryltrimethylenediamine NSC 40165 RC 5635