Carvone naturally occurs in many essential oils. It has two optical isomers, L-carvone and D-carvone.
L-carvone is abundant in all kinds of spearmintessential oil, and D-carvone is abundant in caraway oil.
L-carvone appears colorless to lightly yellow clear liquid.
It is mainly used for the preparation of peppermint flavor of food and fragrance formulation of daily chemicals.