2-AMINOPYRIDIN-4-ONE AND 2-AMINOPYRIDINE DERIVATIVE BOTH HAVING BACE1-INHIBITING ACTIVITY
                        
                            
                                申请人:Shionogi & Co., Ltd.
                            
                            
                                公开号:EP2360155A1
                            
                            
                                公开(公告)日:2011-08-24
                            
                            
The present invention provides a compound which has an effect of inhibiting amyloid-β production and is useful as a therapeutic agent for diseases induced by production, secretion and/or deposition of amyloid-β proteins. The present invention relates to a compound represented by formula (I) or a pharmaceutically acceptable salt or solvate thereof:
wherein A is optionally substituted carbocyclic diyl or optionally substituted heterocyclic diyl; B is an optionally substituted carbocyclic group or an optionally substituted heterocyclic group; R1 is a group such as optionally substituted lower alkyl; R2 is a group such as hydrogen; and R3a and R3b are each independently a group such as hydrogen, provided that the following compound is excluded.
                            本发明提供了一种化合物,它具有抑制淀粉样蛋白-β生成的作用,可作为治疗剂用于治疗由淀粉样蛋白-β的生成、分泌和/或沉积诱发的疾病。本发明涉及一种由式(I)代表的化合物或其药学上可接受的盐或溶液:
其中 A 是任选取代的碳环二基或任选取代的杂环二基;B 是任选取代的碳环基团或任选取代的杂环基团;R1 是基团,如任选取代的低级烷基;R2 是基团,如氢;R3a 和 R3b 各自独立地是基团,如氢,但以下化合物除外。