Octanol, also known as n-octanol, is an organic compound that is colorless and transparent oily liquid with a strong greasy and citrus smell. It is immiscible with water, but miscible with ethanol, ether and chloroform. Octanol is mainly used to prepare dioctyl phthalate, dioctyl terephthalate, propylene octyl enoate, dioctyl azelaate, dioctyl sebacate and other products; in addition, it can also be used as a solvent , plasticizers, antifreezes, lubricants, extractants, dispersants, stabilizers, fragrances and other products, used in refined oil, plastics, coatings, printing and dyeing, food processing, cosmetics and other fields.