申请人:F. HOFFMANN-LA ROCHE AG
公开号:EP0346847A2
公开(公告)日:1989-12-20
Compounds of the formula
wherein R¹ represents alkoxycarbonyl, aralkoxycarbonyl, alkanoyl, cycloalkylcarbonyl, aralkanoyl, aroyl, heterocyclylcarbonyl, alkylsulphonyl, arylsulphonyl, monoaralkylcarbamoyl, cinnamoyl or α-aralkoxycarbonylaminoalkanoyl and R² represents hydrogen or R¹ and R² together with the nitrogen atom to which they are attached represent a cyclic imide group of the formula
in which P and Q together represent an aromatic system; R³ represents alkyl, cycloalkyl, aryl, aralkyl, heterocyclylalkyl, cyanoalkyl, alkylsulphinylalkyl, carbamoylalkyl or alkoxycarbonylalkyl or, when n stands for zero, R³ can also represent alkylthioalkyl or, when n stands for 1, R³ can also represent alkylsulphonylalkyl; R⁴ represents alkyl, cycloalkyl, cycloalkylalkyl, aryl or aralkyl; R⁵ represents hydrogen and R⁶ represents hydroxy or R⁵ and R⁶ together represent oxo; R⁷ and R⁸ together represent a trimethylene or tetramethylene group which is optionally substituted by hydroxy, alkoxycarbonylamino or acylamino or in which one -CH₂- group is replaced by -NH-, -N(alkoxycarbonyl)-, -N(acyl)- or -S- or which carries a fused cycloalkane, aromatic or heteroaromatic ring; and R⁹ represents alkoxycarbonyl, monoalkylcarbamoyl, monoaralkylcarbamoyl, monoarylcarbamoyl or a group of the formula
in which R¹⁰ and R¹¹ each represent alkyl;
and their pharmaceutically acceptable acid addition salts inhibit proteases of viral origin and can be used as medicaments for the treatment or prophylaxis of viral infections. They can be manufactured according to generally known procedures.
式中的化合物
其中 R¹代表烷氧基羰基、芳烷氧基羰基、烷酰基、环烷基羰基、芳烷酰基、芳基、杂环烷基羰基、烷基磺酰基、芳基磺酰基、单芳基氨基甲酰基、肉桂酰基或 α-芳烷氧基羰基氨基烷酰基,R²代表氢或 R¹和 R²与所连接的氮原子一起代表式中的环状亚胺基团
其中,P 和 Q 共同代表芳香系统;R³ 代表烷基、环烷基、芳基、芳烷基、杂环烷基、氰基烷基、烷基亚磺酰基、氨基甲酰基或烷氧基羰基烷基,当 n 为 0 时,R³ 也可代表烷硫基烷基,当 n 为 1 时,R³ 也可代表烷基磺酰基烷基;R⁴ 代表烷基、环烷基、环烷基烷基、芳基或芳烷基; R⁵ 代表氢,R⁶ 代表羟基或 R⁵ 和 R⁶ 合在一起代表氧代;R⁷和 R⁸共同代表三亚甲基或四亚甲基,该基团可选择被羟基、烷氧羰基氨基或酰基氨基取代,或其中一个-CH₂-基团被-NH-、-N(烷氧羰基)-、-N(酰基)-或-S-取代,或带有一个融合环烷、芳香或杂芳香环;且 R𠞙 代表烷氧羰基、单烷基氨基甲酰基、单芳基氨基甲酰基、单芳基氨基甲酰基或式中的基团
其中 R¹⁰ 和 R¹¹ 各代表烷基;
及其药学上可接受的酸加成盐可抑制病毒源蛋白酶,可用作治疗或预防病毒感染的药物。它们可以按照一般已知的程序生产。