It is used for the production of n-butyl acetate,dibutyl phthalate and phosphoric acid plasticizers, the production of melamineresins, acrylic acids, epoxy varnishes, and the production of n-butyl esterplasticizers for phthalic acid, aliphatic binary acids and phosphoric acid. It iswidely used in various plastics and rubber products. It is also a raw materialfor the production of butyraldehyde, butyric acid, butylamine and butyl lactatein organic synthesis. It is an extractant for oils, medicines (such asantibiotics, hormones and vitamins), spices and additives for alkyd resincoatings. And it can also be used as a solvent and dewaxing agent for organicdyes and printing ink.