CHEBI:42491: flavone, the unsubstituted 2-phenyl-4H-chromen-4-one molecule, formula C15H10O2, average mass 222.243, monoisotopic mass 222.06808 and CAS525-82-6. Distinguish this specific parent molecule from the wider class flavones, CHEBI:24043. Structure has a ring oxygen and a position-4 carbonyl, with phenyl substitution at position2.
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