alpha-Phellandrene is a colourless to light yellow oily liquid, exuding a distinctive black pepper, fresh, citrus, minty, and herbaceous complex aroma. As an important monoterpene compound, it is widely found in various plant essential oils and exists in both its optical isomer forms (dextrorotatory and laevorotatory).
The right-handed body is existed in cinnamon oil, ginger oil, elemi oil, cumin oil and other plants. The left-handed body is existed in eucalyptus oil, star anise oil, gump couch oil, laurel oil, pepper oil and other plants.