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    • 2. 发明授权
    • .beta.-carboline derivative
    • β-咔啉衍生物
    • US5434148A
    • 1995-07-18
    • US67931
    • 1993-05-27
    • Koichiro YamadaMasataka HikotaTakeshi YuraToshiro ShikanoMasaaki Nagasaki
    • Koichiro YamadaMasataka HikotaTakeshi YuraToshiro ShikanoMasaaki Nagasaki
    • C07D471/04A61K31/44A61K31/55C07D487/04
    • C07D471/04
    • Disclosed are .beta.-carboline derivatives represented by the formula: ##STR1## wherein R.sup.1 represents hydrogen atom, a lower alkyl group, a lower alkoxy group or hydroxy group; R.sup.5 represents hydrogen atom, or R.sup.1 and R.sup.5 are bonded to represent a lower alkylenedioxy group; R.sup.2 represents hydrogen atom, a halogen atom, a lower alkoxy group or hydroxy group; R.sup.3 represents hydrogen atom, a carbamoyl lower alkyl group, a lower alkyl group, a carboxy lower alkyl group or a lower alkoxycarbonyl lower alkyl group; R.sup.4 represents hydrogen atom, a lower alkyl group, a carboxy lower alkyl group, a lower alkoxycarbonyl lower alkyl group, a lower alkanoyl group, an arylcarbonyl group, a lower alkanesulfonyl group, a lower alkoxycarbonyl group, an aralkyl group, formyl group or a di(lower alkyl)sulfamoyl group; n represents 0, 1 or 2; and the symbol * represents an asymmetric carbon atom,or a pharmaceutically acceptable salt thereof, and a process for preparing the same.
    • 公开了由下式表示的β-咔啉衍生物:其中R 1表示氢原子,低级烷基,低级烷氧基或羟基; R 5表示氢原子,或者R 1和R 5相连,表示低级亚烷基二氧基; R2表示氢原子,卤素原子,低级烷氧基或羟基; R3表示氢原子,氨基甲酰基低级烷基,低级烷基,羧基低级烷基或低级烷氧羰基低级烷基; R4表示氢原子,低级烷基,羧基低级烷基,低级烷氧基羰基低级烷基,低级烷酰基,芳基羰基,低级链烷磺酰基,低级烷氧基羰基,芳烷基,甲酰基或 二(低级烷基)氨磺酰基; n表示0,1或2; 符号*表示不对称碳原子,或其药学上可接受的盐及其制备方法。