[EN] DIHYDROOXAZINE OR OXAZEPINE DERIVATIVES HAVING BACE1 INHIBITORY ACTIVITY<br/>[FR] DÉRIVÉS DE DIHYDROOXAZINE OU D'OXAZÉPINE AYANT UNE ACTIVITÉ INHIBITRICE DE BACE1
申请人:SHIONOGI & CO
公开号:WO2014065434A1
公开(公告)日:2014-05-01
The present invention provides a compound which has an effect of inhibiting amyloid beta production, especially an effect of inhibiting BACE1, and which is useful as a therapeutic or prophylactic agent for diseases induced by production, secretion and/or deposition of amyloid beta proteins. A compound of the formula (I):wherein X is -C(R3a)(R3b)-, -C(R3a)(R3b)-C(R3c)(R3d)- or -C(R3a)=C(R3c)-, R1 is substituted or unsubstituted alkyl or the like,R2a, R2b, R3a, R3b, R3c and R3d are each independently hydrogen, halogen or the like, R4 is hydrogen or halogen,Ring B is substituted or unsubstituted carbocycle or a substituted or unsubstituted heterocycle, or a pharmaceutically acceptable salt thereof.
本发明提供了一种化合物,具有抑制淀粉样蛋白β产生的作用,特别是抑制BACE1的作用,并且可用作治疗或预防由淀粉样蛋白β蛋白的产生、分泌和/或沉积引起的疾病的药剂。式(I)的化合物:其中X为-C(R3a)(R3b)-,-C(R3a)(R3b)-C(R3c)(R3d)-或-C(R3a)=C(R3c)-,R1为取代或未取代的烷基或类似物,R2a、R2b、R3a、R3b、R3c和R3d分别独立地为氢、卤素或类似物,R4为氢或卤素,环B为取代或未取代的碳环或取代或未取代的杂环,或其药学上可接受的盐。