申请人:Arcturus Therapeutics, Inc.
公开号:US20150141678A1
公开(公告)日:2015-05-21
What is described is a compound of formula (1)
wherein
R
1
and R
2
are the same or different, each a linear or branched alkyl with 1-9 carbons, or an alkenyl or alkynyl with 2 to 11 carbon atoms;
L
1
and L
2
are the same or different, each a linear alkyl having 5 to 18 carbon atoms, or form a heterocycle with N;
X
1
is a bond, or is —CO—O— whereby L
2
-CO—O—R
2
is formed;
X
2
is S or O; L
3
is a bond or a lower alkyl, or form a heterocycle with N;
R
3
is a lower alkyl; and R
4
and R
5
are the same or different, each a lower alkyl; or a pharmaceutically acceptable salt thereof.
所描述的化合物为公式(1)的化合物,其中R1和R2相同或不同,均为具有1-9个碳原子的线性或支链烷基,或具有2到11个碳原子的烯基或炔基;L1和L2相同或不同,均为具有5到18个碳原子的线性烷基,或与N形成杂环;X1为键或为—CO—O—,从而形成L2-CO—O—R2;X2为S或O;L3为键或较低烷基,或与N形成杂环;R3为较低烷基;R4和R5相同或不同,均为较低烷基;或其药学上可接受的盐。