polycyclic cage tetramine polyazaalkane hexamethylenetetramine 1,3,5,7-tetraazaadamantane 1,3,5,7-tetraazatricyclo[3.3.1.1(3,7)]decane 140.106 140.18644 A polycyclic cage that is adamantane in which the carbon atoms at positions 1, 3, 5 and 7 are replaced by nitrogen atoms. Beilstein:2018 C1N2CN3CN1CN(C2)C3 C6H12N4 CAS:100-97-0 CHEBI:6824 Drug_Central:3344 Gmelin:26964 HMDB:HMDB0029598 HMT HMTA Hexamethylentetramin InChI=1S/C6H12N4/c1-7-2-9-4-8(1)5-10(3-7)6-9/h1-6H2 KEGG:D00393 LINCS:LSM-5440 PMID:13186006 PMID:22365691 PMID:24641608 Patent:US2762799 Patent:US2762800 Reaxys:2018 Uritone Urotropin VKYKSIONXSXAKP-UHFFFAOYSA-N Wikipedia:Methenamine chebi_ontology hexamethylenamine hexamethylene tetramine hexamethylenetetramine hexamethylentetraminum hexamine hexaminum metenamina methenamine methenaminum