This invention provides for a compound of formula (I): or a pharmaceutically acceptable salt thereof, wherein R1-R4, n and p are defined herein. The compounds of formula (I) and pharmaceutically acceptable salts thereof are cationic lipids useful in the delivery of biologically active agents to cells and tissues.
该发明提供了化合物的结构式(I):或其药用可接受盐,其中R1-R4、n和p在此处定义。结构式(I)的化合物及其药用可接受盐是用于将
生物活性剂传递至细胞和组织中的阳离子脂质。