Geranylacetone
Geranylacetone is an organic compound with the formula CHC(O)(CH)CH=C(CH)(CH)CH=C(CH). A colorless oil, it is the product of coupling geranyl and acetonyl groups. It is a precursor to synthetic squalene. Occurrence. Geranylacetone is a flavor component of many plants including rice, mango, and tomatoes. Together with other ketones, geranylacetone results from the degradation of vegetable matter by ozone. Biosynthesis. It arises by the oxidation of certain carotenoids. Such reaction are catalyzed by carotenoid oxygenase.