flavanones 2,3-dihydroflavones 212.15930 C15O2R12 CHEBI:13636 CHEBI:24038 CHEBI:24054 CHEBI:28863 Members of the class of flavans with a 3,4-dihydro-2-aryl-2H-1-benzopyran-4-one skeleton and its substituted derivatives. MetaCyc:FLAVANONES Wikipedia:Flavanone [*]c1c([*])c([*])c(c([*])c1[*])C1([*])Oc2c([*])c([*])c([*])c([*])c2C(=O)C1([*])[*] a flavanone chebi_ontology flavans cyclic ketone