申请人:Baryza Jeremy Lee
公开号:US20170196979A1
公开(公告)日:2017-07-13
This invention provides for a compound of formula (I):
or a pharmaceutically acceptable salt thereof, wherein R
1
-R
4
, L and X 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.