Novel azacyclic compounds having the formula
wherein
R¹ is H or C₁₋₆-alkyl, and
wherein R′ is hydrogen, C₁₋₆-alkyl, C₃₋₈-cycloalkyl, C₁₋₄-alkoxy, C₁₋₆-alkenyl, C₁₋₆-alkynyl, halogen or amino.
The new compounds are useful in improving the cognitive functions of the forebrain and hippocampus of mammals, and are useful in the treatment of Alzheimer's disease.
新型螺环氮
杂环化合物的
化学式为其中R¹为H或C₁₋₆-烷基,R′为氢、C₁₋₆-烷基、C₃₋₈-环烷基、C₁₋₄-烷氧基、C₁₋₆-烯基、C₁₋₆-炔基、卤素或
氨基。这些新化合物有助于改善哺乳动物的前脑和海马的认知功能,并可用于治疗阿尔茨海默病。