申请人:Cockerill George Stuart
公开号:US20080114008A1
公开(公告)日:2008-05-15
Compounds of formula (I) are found to be active in inhibiting replication of flaviviridac Formula (I) wherein: X represents a direct bond or a moiety -L-NR—, wherein R is hydrogen or C
1
-C
4
alkyl, and L represents a C
1
-C
4
alkylene, C
6
-C
10
aryl or 5- to 10-membered heteroaryl moiety; either R
1
and R
2
, together with the N atom to which they are attached, form a 5- to 10-membered heterocyclyl group or a 5- to 10-membered heteroaryl group, or R
1
represents hydrogen, C
6
-C
10
aryl, C
1
-C
4
alkyl or C
1
-C
4
hydroxyalkyl and R
2
represents C
6
-C
10
aryl, C
1
-C
4
alkyl or C
1
-C
4
hydroxyalkyl; and R
3
represents a C
6
-C
10
aryl, C
3
-C
6
carbocyclyl, 5- to 10-membered heteroaryl or 5- to 10-membered heterocyclyl moiety, said aryl, carbocyclyl, heteroaryl and heterocyclyl groups being unsubstituted or substituted by 1, 2 or 3 substituents selected from halogen, C
1
-C
4
alkyl, C
1
-C
4
alkoxy, C
1
-C
4
haloalkyl, C
1
-C
4
haloalkoxy, hydroxy, thiol, —NH
2
, C
1
-C
4
hydroxyalkyl, C
1
-C
4
thioalkyl and C
1
-C
4
aminoalkyl substituents.
式(I)的化合物被发现在抑制黄病毒科复制方面具有活性。其中:X代表直接键或基团-L-NR-,其中R为
氢或C1-C4烷基,L代表C1-C4烷基,C6-C10芳基或5-至10成员杂芳基;R1和R2结合到它们所连接的N原子上形成5-至10成员杂环基团或5-至10成员杂芳基团,或R1代表
氢,C6-C10芳基,C1-C4烷基或C1-C4羟基烷基,R2代表C6-C10芳基,C1-C4烷基或C1-C4羟基烷基;R3代表C6-C10芳基,C3-C6
环烷基,5-至10成员杂芳基或5-至10成员杂环基团,所述芳基,
环烷基,杂芳基和杂环基团未被取代或被1、2或3个取代基所取代,所述取代基选自卤素,C1-C4烷基,C1-C4烷
氧基,C1-C4卤代烷基,C1-C4卤代烷
氧基,羟基,
硫醇基,-NH2,C1-C4羟基烷基,C1-C4
硫基烷基和C1-C4
氨基烷基取代基。