申请人:American Home Products Corporation
公开号:US05102886A1
公开(公告)日:1992-04-07
This invention relates to 1'-aminospiro[isoquinoline-4(1H),3'-pyrrolidine]-1,2',3,5'(2H)-tetrones of structural formula (I) ##STR1## wherein: R.sup.1 and R.sup.2 are independently hydrogen, alkyl containing 1 to 6 carbon atoms, halogen, lower alkoxy containing 1 to 6 carbon atoms, trifluoromethyl, nitro, aryl or aryl(lower alkyl)oxy wherein aryl contains 6 to 10 carbon atoms and lower alkyl contains 1 to 6 carbon atoms; R.sup.3 is lower alkyl containing 1 to 6 carbon atoms, aryl, aryl(lower alkyl) or dihalogen substituted aryl (lower alkyl) wherein aryl contains 6 to 10 carbon atoms and lower alkyl contains 1 to 6 carbon atoms; R.sup.4 and R.sup.5 are independently hydrogen, alkyl containing 1 to 6 carbon atoms, aryl or aryl (lower alkyl) wherein aryl contains 6 to 10 carbon atoms and lower alkyl contains 1 to 6 carbon atoms, alkanoyl wherein alkyl contains 1 to 5 carbon atoms, carboalkoxy, wherein alkyl contains 1 to 6 carbon atoms, alkylsulfoxy, arylsulfoxy, alkylsulfonyl, or arylsulfonyl wherein alkyl contains 1 to 6 carbon atoms and the pharmaceutically acceptable salts thereof when R.sup.4 and R.sup.5 are hydrogen, alkyl or aryl to processes for their preparation, to methods for using the compounds, and to pharmaceutical preparations thereof. The compounds have pharmaceutical properties which render them beneficial for the prevention or treatment of diabetes mellitus associated complications.
本发明涉及结构式(I)的1'-氨基螺[异喹啉-4(1H),3'-吡咯烷]-1,2',3,5'(2H)-四酮,其中:R.sup.1和R.sup.2分别为氢、含有1至6个碳原子的烷基、卤素、含有1至6个碳原子的低烷氧基、三氟甲基、硝基、芳基或芳基(低烷基)氧基,其中芳基含有6至10个碳原子,低烷基含有1至6个碳原子;R.sup.3为含有1至6个碳原子的低烷基、芳基、芳基(低烷基)或双卤代芳基(低烷基),其中芳基含有6至10个碳原子,低烷基含有1至6个碳原子;R.sup.4和R.sup.5分别为氢、含有1至6个碳原子的烷基、芳基或芳基(低烷基),其中芳基含有6至10个碳原子,低烷基含有1至6个碳原子,戊酰基,其中烷基含有1至5个碳原子,羧基烷酸酯,其中烷基含有1至6个碳原子,烷基磺氧基,芳基磺氧基,烷基磺酰基或芳基磺酰基,其中烷基含有1至6个碳原子,以及其在R.sup.4和R.sup.5为氢、烷基或芳基时的药学上可接受的盐,以及其制备方法,使用这些化合物的方法以及其制备的药物制剂。这些化合物具有药理特性,使其有益于预防或治疗与糖尿病相关的并发症。