naphthyridine 1,8-naphthyridine 0 1,8-diazanaphthalene 1,8-naphthyridine 1,8-pyridopyridine 130.053 130.14660 A naphthyridine in which the nitrogens are situated at positions 1 and 8. Beilstein:109347 C8H6N2 CAS:254-60-4 CHEBI:36628 FLBAYUMRQUHISI-UHFFFAOYSA-N Gmelin:27124 InChI=1S/C8H6N2/c1-3-7-4-2-6-10-8(7)9-5-1/h1-6H Reaxys:109347 c1cnc2ncccc2c1 chebi_ontology napy