申请人:Hoffmann-La Roche Inc.
公开号:US05430041A1
公开(公告)日:1995-07-04
Compounds of the formula: ##STR1## wherein R.sup.1 is alkoxycarbonyl, aralkoxycarbonyl, alkanoyl, aralkanoyl, heterocyclylcarbonyl or a group of the formula: ##STR2## R.sup.2 is alkyl, cycloalkylalkyl or aralkyl; R.sup.3 is hydrogen and R.sup.4 is hydroxy or R.sup.3 and R.sup.4 together are oxo; R.sup.5 is alkoxycarbonyl or alkylcarbamoyl; R.sup.6 and R.sup.7 together are trimethylene or tetramethylene optionally substituted by alkyl or on adjacent carbon atoms by tetramethylene; R.sup.8 is alkoxycarbonyl, aralkoxycarbonyl, alkanoyl, aroyl, aralkanoyl or heterocyclylcarbonyl; and R.sup.9 is alkyl, cycloalkyl, cycloalkylalkyl, aralkyl, cyanoalkyl, carbamoyl-alkyl, 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.
化合物的化学式为:##STR1## 其中 R.sup.1 为烷氧羰基,芳基烷氧羰基,烷酰基,芳基烷酰基,杂环基羰基或化学式如下的基团:##STR2## R.sup.2 为烷基,环烷基烷基或芳基烷基;R.sup.3 为氢,R.sup.4 为羟基或R.sup.3 和R.sup.4 在一起为氧代;R.sup.5 为烷氧羰基或烷基氨基甲酰;R.sup.6 和R.sup.7 在一起为三亚甲基或四亚甲基,可选择地被烷基或相邻碳原子上的四亚甲基取代;R.sup.8 为烷氧羰基,芳基烷氧羰基,烷酰基,芳酰基,芳基烷酰基或杂环基羰基;R.sup.9 为烷基,环烷基,环烷基烷基,芳基烷基,氰基烷基,氨基甲酰烷基,烷硫醇烷基,烷氧基烷基或烷氧羰基烷基:以及式 I 化合物的药学上可接受的酸盐,这些酸盐是碱性的,能够抑制病毒来源的天冬氨酸蛋白酶,并可用作药物预防或治疗病毒感染。它们可以按照通常已知的方法制造。