A series of amino-and alkylamino-substituted spirohydantoins and pharmaceutically acceptable salts thereof useful as inhibitors of the enzyme aldose reductase and as therapeutic agents for the treatment of chronic complications associated with diabetes are disclosed. Preferred compounds include 6-chloro-8-amino-spiro[4H-2,3-dihydro-1-benzopyran-4,4'-imidazolidine]-2', 5'-dione, the 6-fluoro and 8-methylamino- analogs thereof and the corresponding dihydrobenzothiopyran analogs of these compounds. The optical isomers of these compounds having the 4S-configuration are especially preferred.
本文披露了一系列
氨基和烷基
氨基取代的螺内酰
脲化合物及其药学上可接受的盐,这些化合物可用作醛糖还原酶酶
抑制剂和治疗与糖尿病相关的慢性并发症的治疗剂。首选化合物包括6-
氯-8-
氨基螺[4H-2,3-二氢-1-苯并
吡喃-4,4'-
咪唑啉]-2',5'-二酮,其6-
氟和8-甲
氨基类似物以及这些化合物的相应二氢
苯并噻吩类似物。特别优选这些化合物的4S构型的光学异构体。