Isoamyl acetate is an important solvent, which can dissolve nitrocellulose, triglyceride rosin ester, ethylene resin, coumarin resin, rosin, frankincense, Dama resin, Shanda resin, castor oil, etc. In Japan, 80% of this product is used as perfume. It has strong fruit flavor, like pear, banana, apple and so on. Therefore, it is widely used as a variety of edible fruit flavor. It is also suitable for tobacco flavor and daily cosmetics. It is also used in the extraction of artificial silk, dyes, artificial pearls and penicillin.