Definition: Thirteen-carbon butene cyclohexene degradation products formed by the cleavage of CAROTENOIDS. They contribute to the flavor of some FRUIT. Ionone should not be confused with the similarly named ionol.
Other names Nor Isoprenoids; Vitispiranes; Theaspiranes; Nor-Isoprenoids; Megastigmanes; Irones; Ionones; Damascones