has_role organic cation agrochemical diquat 184.09895 184.242 2 1,1'-Ethylene-2,2'-bipyridylium ion Diquat dication chebi_ontology SYJFEGQWDCRVNX-UHFFFAOYSA-N 6,7-dihydrodipyrido[1,2-a:2',1'-c]pyrazinediium ChemIDplus:2764-72-9 wikipedia.en:Diquat SNOMEDCT:117156009 c1cc[n+]2c(c1)-c1cccc[n+]1CC2 InChI=1S/C12H12N2/c1-3-7-13-9-10-14-8-4-2-6-12(14)11(13)5-1/h1-8H,9-10H2/q+2 The organic cation formed formally by addition of an ethylene bridge between the nitrogen atoms of 2,2'-bipyridine. Most often available as the dibromide. 9,10-Dihydro-8a,10a-diazoniaphenanthrene ppdb:1541 cas:2764-72-9 reaxys:3670526 6,7-dihydrodipyrido[1,2-a:2',1'-c]pyrazinediium Reaxys:3670526 CHEBI:64163 1,1'-Ethylene-2,2'-bipyridyldylium ion kegg.compound:C18577 MESH:D004178 ChEMBL:1148671 C12H12N2