Dipentene DHM is the by-product of the production of gum turpentine derivatives.Synthetic dipentene is the by-product of the production of dihydromyrcene. It appears colorless liquid with lemon odor. It is insoluble in water, miscible with ethanol. Dipentene is mainly composed of terpene hydrocarbons, limonene, beta-Phellandrene, myrcene and other terpenes. It is widely used as a cost-effective ingredient for household products.