A compound of the formula:
wherein A, is a single bond or a C1-C5 alkylene group bonding at the 2- or 3-position, A2 is a C1-C4 alkylene group, A3 is a single bond or a C1-C3 alkylene group, X-Y is -O-CH2- -O-CO- or -SOn-CH2- and B is a carboxy group, a C2-C5 alkoxycarbonyl group, a cyano group, a hydroxy group, a C2-C5 acyloxy group, a halogen group, a carbamoyl group of the formula:
or an amino group of the formula:
The compounds of the invention are useful as antiviral agents against, for example, influenza virus and herpes simplex virus.
式中的化合物:
其中 A 是单键或键合在 2 位或 3 位的 C1-C5 亚烷基,A2 是 C1-C4 亚烷基,A3 是单键或 C1-C3 亚烷基,X-Y 是 -O-
CH2- -O-CO- 或 -SOn- - 和 B 是羧基、C2-C5 烷
氧基羰基、
氰基、羟基、C2-C5 乙酰
氧基、卤素基、式中的
氨基甲酰基:
或式中的
氨基:
本发明的化合物可用作抗病毒剂,例如抗流感病毒和单纯疱疹病毒。