1H-1,2,4-Triazole, 3-amino-5-(2-aminoethyl)- 3-Amino-5-(2-aminoethyl)-1H-1,2,4-triazole 4-26-00-01175 (Beilstein Handbook Reference) 5-Amino-1H-1,2,4-triazole-3-ethanamine 56436-29-4 BRN 0118948 Iem 759