diethylenetriamine 103.16624 RPNUMPOLZDHAAY-UHFFFAOYSA-N chebi_ontology NCCNCCN InChI=1S/C4H13N3/c5-1-3-7-4-2-6/h7H,1-6H2 CAS:111-40-0 0 dien Beilstein:605314 Gmelin:2392 C4H13N3 103.11095 N-(2-aminoethyl)ethane-1,2-diamine diethylenetriamine CHEBI:30629 triamine polyazaalkane