申请人:Arcturus Therapeutics, Inc.
公开号:US20220389422A1
公开(公告)日:2022-12-08
The present disclosure describes compounds of Formula (I) or a pharmaceutically acceptable salt thereof:
wherein: R
1
and R
2
are each independently (CH
3
(CH
2
)
m
)
2
CH—, (CH
3
(CH
2
)
m
)(CH
3
(CH
2
)
m-1
)CH, (CH
3
(CH
2
)
m
)(CH
3
(CH
2
)
m-2
)CH, (CH
3
(CH
2
)
m
)
2
CHCH
2
—, or (CH
3
(CH
2
)
m
)(CH
3
(CH
2
)
m-1
)CHCH
2
—, wherein m is 4-11; L
1
and L
2
are each independently absent, a linear C
1-5
alkylene, or (CH
2
)
p
—O—(CH
2
)
q
, wherein p and q are each independently 1-3; R
3
is a linear C
2-5
alkylene optionally substituted with one or two methyl groups; R
4
and R
5
are each independently H or C
1-6
alkyl; X is O or S; and n is 0-2.
本公开说明书描述了化合物I的结构式或其药学上可接受的盐:其中:R1和R2各自独立地为(CH3(CH2)m)2CH—、(CH3(CH2)m)(CH3(CH2)m-1)CH、(CH3(CH2)m)(CH3(CH2)m-2)CH、(CH3(CH2)m)2CHCH2—或(CH3(CH2)m)(CH3(CH2)m-1)CHCH2—,其中m为4-11;L1和L2各自独立地为不存在、线性的C1-5烷基、或(CH2)p—O—(CH2)q,其中p和q各自独立地为1-3;R3为线性的C2-5烷基,可选地取代一个或两个甲基基团;R4和R5各自独立地为氢或C1-6烷基;X为O或S;n为0-2。