Damascenone

Damascenone, a series of closely related chemical compounds that are part of a variety of essential oils. They belong to a family of chemicals called ketones and Rose also contain damascones and ionone. Beta - damascenone despite its very low concentration, a key component of the scent of roses and an important chemical fragrance of the perfume industry. It comes naturally present in apple juice, apricot, black currant, grapes, raspberries, strawberries, brandy, rum, whiskey and scotch.

Representation

β - damascenone can be shown from Prenylphenylsulfon. Of course it is probably formed by biosynthesis from carotenoids. γ - damascenone can be made ​​of a γ - saffron acid esters with Dimedoncarboxylat as the starting material is converted in the by reaction of γ - ester with an aryl compound.

Representative

So far, four Damascenone are known, which differ by the position of the double bonds.