A cinnamic acid/glycerol adduct represented by general formula (1), an ultraviolet absorber, and a dermatologic preparation containing the same, wherein G corresponds to 1 mol of glycerol; e represents an average molar number of addition and is at least one; R represents hydrogen or a fatty chain; n and k represent each 0 to 3 and 1 ≦ n + k ≦ 3 ; and X represents hydrogen, ion, fatty chain or Gm, wherein G is defined above and m represents an average molar number of addition and is at least one. The adduct has a high water-solubility and good safety and stability.
一种由通式(1)表示的
肉桂酸/
甘油加合物、一种
紫外线吸收剂以及一种含有该加合物的皮肤病制剂,其中 G 相当于 1 摩尔
甘油;e 代表平均加成摩尔数,且至少为一个;R 代表氢或脂肪链;n 和 k 分别代表 0 至 3,且 1 ≦ n + k ≦ 3;X 代表氢、离子、脂肪链或 Gm,其中 G 如上文所定义,m 代表平均加成摩尔数,且至少为一个。这种加合物具有很高的
水溶性和良好的安全性和稳定性。