申请人:F. HOFFMANN-LA ROCHE AG
公开号:EP0512343A2
公开(公告)日:1992-11-11
Compounds of the formula
wherein R1 represents alkoxycarbonyl, aralkoxycarbonyl, alkanoyl, aralkanoyl, heterocyclylcarbonyl or a group of the formula
R2 represents alkyl, cycloalkylalkyl or aralkyl; R3 represents hydrogen and R4 represents hydroxy or R3 and R4 together represent oxo; R5 represents alkoxycarbonyl or alkylcarbamoyl; R6 and R7 together represent trimethylene or tetramethylene optionally substituted by alkyl or on adjacent carbon atoms by tetramethylene; R8 represents alkoxycarbonyl, aralkoxycarbonyl, alkanoyl, aroyl, aralkanoyl or heterocyclylcarbonyl; and R9 represents alkyl, cycloalkyl, cycloalkylalkyl, aralkyl, cyanoalkyl, carbamoylalkyl, alkylthioalkyl, alkoxyalkyl or alkoxycarbonylalkyl,
and pharmaceutically acceptable acid addition salts of those compounds of formula I which are basic, inhibit aspartyl proteases of viral origin and can be used in the form of medicaments for the prophylaxis or treatment of viral infections. They can be manufactured according to generally known methods.
式中的化合物
其中 R1 代表烷氧羰基、烷氧羰基、烷酰基、烷酰基、杂环羰基或式中的基团
R2 代表烷基、环烷基或芳烷基; R3 代表氢,R4 代表羟基或 R3 和 R4 合在一起代表氧代; R5 代表烷氧羰基或烷基氨基甲酰基; R6 和 R7 合在一起代表任选被烷基取代的三亚甲基或四亚甲基,或在相邻碳原子上被四亚甲基取代;R8 代表烷氧基羰基、芳基氧基羰基、烷酰基、芳基、芳基烷酰基或杂环羰基;以及 R9 代表烷基、环烷基、环烷基烷基、芳基、氰基烷基、氨基甲酰基、烷硫基烷基、烷氧基烷基或烷氧基羰基烷基、
以及式 I 化合物的药学上可接受的酸加成盐,它们是碱性的,能抑制病毒源天冬氨酰蛋白酶,并能以药物形式用于预防或治疗病毒感染。它们可以按照一般已知的方法制造。