is conjugate base of guanidines guanidinium carboxamidine guanidine 0 59.048 59.07062 An aminocarboxamidine, the parent compound of the guanidines. Beilstein:506044 CAS:113-00-8 CH5N3 CHEBI:24435 CHEBI:42816 CHEBI:42820 DrugBank:DB00536 Drug_Central:1344 GUANIDINE Gmelin:100679 Gu H2N-C(=NH)-NH2 InChI=1S/CH5N3/c2-1(3)4/h(H5,2,3,4) NC(N)=N PDBeChem:GAI PMID:8070089 Reaxys:506044 Wikipedia:Guanidine ZRALSGWEFCBTJO-UHFFFAOYSA-N aminomethanamidine chebi_ontology guanidin guanidine iminourea one-carbon compound