Leaf alcohol is a kind of enol organic compound, scientific name is cis-3-hexenol, it is a colorless oily liquid, volatile, and has the smell of grass and leaves just cut from the grassland, Sometimes it appears as a yellowish liquid. Leaf alcohol is the bait most plants use to attract predatory insects. Leaf alcohol is a very important spice used in the taste and fragrance of fruits and vegetables, with an annual demand of about 30 tons. Leaf alcohol is an organic compound of alcohol, and its related esters or ester derivatives of leaf alcohol are also important raw materials for fragrances.