Salts of coumaric acid were studied by means of UV,IR and MS.It was found that salts of coumaric acid were used the precursor-aroma compound of the coumarin.

• 用UV、IR及MS法研究了香豆酸盐系列化合物的谱学特征，得出了香豆酸盐可作为香豆素香料的前驱体的结论。