Helional is an aromatic organic compound, which can be regarded as a congener of piperal. It has a phenylpropanal structure, is insoluble in water, soluble in alcohol, has a floral aroma, and is often used in commercial perfumes and odorants.Jasmonal is a kind of fragrance widely used in THE world. It has a gentle rabbit ear grass like floral aroma. In the formula of cosmetics and soap, the amount of jasmonal is within 20%, the amount of use is large and the price is high