Compounds of the formula
are disclosed, wherein:
Y is an alkylene bridge of 3-9 carbon atoms;
Z is N or HC;
R is hydrogen or lower-alkyl of 1-3 carbon atoms, with the proviso that when Z is N, R is lower-alkyl;
R1 and R2 are each hydrogen, halogen, methyl, nitro, lower-alkoxycarbonyl or trifluoromethyl; and
Het is a heterocyclic group, and pharmaceutically acceptable acid addition salts thereof, as well as methods for preparation and use thereof. The compounds exhibit valuable antiviral properties.
公开了式
公开了式
Y 是 3-9 个
碳原子的亚烷基桥;
Z 是 N 或 HC
R 是
氢或 1-3 个
碳原子的低级烷基,但当 Z 是 N 时,R 是低级烷基;
R1 和 R2 分别是
氢、卤素、
甲基、硝基、低级烷
氧基羰基或三
氟甲基;以及
Het 是杂环基团,及其药学上可接受的酸加成盐,以及其制备和使用方法。这些化合物具有宝贵的抗病毒特性。