申请人:Centre International De Recherches dermatologiques (CIRD)
公开号:US04925658A1
公开(公告)日:1990-05-15
Aromatic esters and thioesters have the formula ##STR1## wherein X represents oxygen or sulfur, R.sub.1 represents --CH.sub.2 OH, --CH(OH)--CH.sub.3, --COOR.sub.5 or ##STR2## R.sub.5 represents hydrogen, lower alkyl, lower alkenyl, monohydroxyalkyl or polyhydroxyalkyl, r' and r" represent hydrogen, lower alkyl, monohydroxyalkyl, polyhydroxyalkyl, aryl or benzyl optionally substituted, the residue of an amino acid or aminated sugar, or taken together form a heterocycle, R.sub.2 represents .alpha.,.alpha.'-disubstituted alkyl having 4-12 carbon atoms or mono- or polycyclic cycloalkyl having 5-12 carbon atoms whose carbon linking carbon is trisubstituted, R.sub.3 represents hydrogen, lower alkyl, or --Si(CH.sub.3).sub.2 R'.sub.3 wherein R'.sub.3 represents lower alkyl, and R.sub.4 represents hydrogen or lower alkyl, and the salts of these aromatic esters and thioesters of formula (I) when R.sub.5 represents hydrogen. These aromatic esters and thioesters can be used in human and veterinary medicine and in cosmetic formulations.
芳香酯和硫酯的化学式为##STR1## 其中X代表氧或硫,R.sub.1代表--CH.sub.2 OH,--CH(OH)--CH.sub.3,--COOR.sub.5或##STR2## R.sub.5代表氢,低碳烷基,低碳烯基,单羟基烷基或多羟基烷基,r'和r"代表氢,低碳烷基,单羟基烷基,多羟基烷基,芳基或苄基(可选择性取代),氨基酸或胺基糖的残基,或者结合在一起形成杂环,R.sub.2代表具有4-12个碳原子的α,α'-二取代烷基或具有5-12个碳原子的单环或多环环烷基,其碳连接碳是三取代的,R.sub.3代表氢,低碳烷基,或--Si(CH.sub.3).sub.2 R'.sub.3,其中R'.sub.3代表低碳烷基,R.sub.4代表氢或低碳烷基,以及这些芳香酯和硫酯的盐的化学式(I),当R.sub.5代表氢时。这些芳香酯和硫酯可用于人类和兽医医学以及化妆品配方中。