申请人:Bristol-Myers Squibb Company
公开号:EP0463596A1
公开(公告)日:1992-01-02
A series of pyprimidinyl compounds of formulae I, II and III.
wherein R¹ and R² are independently selected from hydrogen and hydroxy;
R³ is selected from hydrogen, hydroxy, or oxo, with the proviso that R³ can only be oxo when R¹ and R² are hydrogen, and further that R¹, R², and R³ cannot all be hydrogen or hydroxy at the same time; and
the solid and dotted lines refer to either a double covalent bond or a single covalent bond with another hydrogen atom covalently bonded to the carbon terminus end.
The compounds of this invention possess cognition and memory enhancing activity.
一系列式 I、II 和 III 的吡啶基化合物。
其中 R¹ 和 R² 独立选自氢和羟基;
R³ 选自氢、羟基或氧代,但 R³ 只有在 R¹ 和 R² 为氢时才能为氧代,而且 R¹、R² 和 R³ 不能同时为氢或羟基;以及
实线和虚线指的是双共价键或在碳末端与另一个氢原子共价结合的单共价键。
本发明的化合物具有增强认知和记忆的活性。