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    • 9. 发明授权
    • Hydroxyquinoline amines, and method of enhancing memory in mammals
    • 羟基喹啉胺,以及增强哺乳动物记忆的方法
    • US4942168A
    • 1990-07-17
    • US164596
    • 1988-03-07
    • Karl SchonafingerHelen H. Ong
    • Karl SchonafingerHelen H. Ong
    • C07D498/04
    • C07D498/04
    • There are disclosed novel compounds of the formula ##STR1## where X is hydrogen, loweralkyl, loweralkoxy, hydroxy, halogen, nitro or trifluoromethyl; R.sub.1 is hydrogen or loweralkyl; R.sub.2 is hydrogen, loweralkyl, arylloweralkyl or --(CH.sub.2).sub.m R.sub.7 wherein m is 1, 2 or 3 and R.sub.7 is cyano or amino; R.sub.3 and R.sub.4 are independently hydrogen or loweralkyl; R.sub.5 and R.sub.6 are independently hydrogen or loweralkyl, or R.sub.5 +R.sub.6 taken together with the carbon atom to which they are attached constitute a cyclobutane, cyclopentane, cyclohexane, cycloheptane, pyrrolidine, piperidine, morpholine or thiomorpholine ring, or R.sub.5 is hydrogen and R.sub.6 is aryl or --CH.sub.2 OR.sub.8 wherein R.sub.8 is hydrogen, loweralkyl or loweralkylcarbonyl, which are useful for enhancing memory.
    • 公开了下式的新化合物:其中X是氢,低级烷基,低级烷氧基,羟基,卤素,硝基或三氟甲基; R1是氢或低级烷基; R2是氢,低级烷基,芳基低级烷基或 - (CH2)mR7,其中m是1,2或3,R7是氰基或氨基; R3和R4独立地是氢或低级烷基; R5和R6独立地是氢或低级烷基,或者R5 + R6与它们所连接的碳原子一起构成环丁烷,环戊烷,环己烷,环庚烷,吡咯烷,哌啶,吗啉或硫代吗啉环,或R 5是氢,R 6是 芳基或-CH 2 OR 8,其中R 8是氢,低级烷基或低级烷基羰基,其可用于增强记忆。