isoflavone 222.23870 3-Phenylchromone 3-phenyl-4H-1-benzopyran-4-one 3-phenyl-4H-chromen-4-one A simplest member of the class of isoflavones that is 4H-chromen-4-one in which the hydrogen at position 3 is replaced by a phenyl group. Beilstein:157731 C15H10O2 CAS:574-12-9 CHEBI:14467 CHEBI:18220 CHEBI:24892 CHEBI:6013 GOMNOOKGLZYEJT-UHFFFAOYSA-N Gmelin:1224833 InChI=1S/C15H10O2/c16-15-12-8-4-5-9-14(12)17-10-13(15)11-6-2-1-3-7-11/h1-10H Isoflavon Isoflavone KEGG:C00799 LIPID_MAPS_instance:LMPK12050000 O=c1c(coc2ccccc12)-c1ccccc1 Reaxys:157731 chebi_ontology isoflavones