1.Objective ]: To study the permeability of cinnamic aldehyde and hydroxycitronellal through skins of mice in vitro.

1.目的］研究桂醛、羟基香茅醛离体肤透吸收率。

2.Isopropyl cinnamylate was synthesized by the esterifiestion of isopropyl alcohol with cinnamic acid in the presence of potassium bisulfate monohydrate.

2.用硫催化肉桂与异丙醇的酯化反应,合成了肉桂异丙酯。