has role pyridine Wikipedia:Pyridine CHEBI:8662 pyridine CHEBI:16227 Gmelin:1996 HMDB:HMDB0000926 InChI=1S/C5H5N/c1-2-4-6-5-3-1/h1-5H Pyridine Azabenzene PMID:24364496 CHEBI:26415 chebi_ontology KEGG:C00747 An azaarene comprising a benzene core in which one -CH group is replaced by a nitrogen atom. It is the parent compound of the class pyridines. PDBeChem:0PY JUJWROOIHBZHMG-UHFFFAOYSA-N CHEBI:14974 py CAS:110-86-1 c1ccncc1 PMID:24425539 PMID:8070089 79.04220 Reaxys:103233 Beilstein:103233 0 C5H5N 79.09990 pyridines mancude organic heteromonocyclic parent monocyclic heteroarene azaarene environmental contaminant