OXAZINE DERIVATIVES AND A PHARMACEUTICAL COMPOSITION FOR INHIBITING BACE1 CONTAINING THEM
申请人:Masui Moriyasu
公开号:US20140051691A1
公开(公告)日:2014-02-20
The present invention provides a compound of formula (I):
wherein
—X═ is —CR
7
═ or —N═,
ring B is a substituted or unsubstituted carbocycle or a substituted or unsubstituted heterocycle,
R
1
is substituted or unsubstituted alkyl or the like,
R
2 a
and R
2 b
are each independently hydrogen, substituted or unsubstituted alkyl or the like,
R
3
and R
4
are each independently hydrogen, halogen, substituted or unsubstituted alkyl or the like,
R
5
is hydrogen, substituted or unsubstituted alkyl or the like,
each R
6
is independently halogen, hydroxy, substituted or unsubstituted alkyl or the like,
R
7
is hydrogen, halogen, hydroxy, substituted or unsubstituted alkyl or the like,
p is an integer of 0 to 3,
or a pharmaceutically acceptable salt thereof which has an effect of inhibiting amyloid β 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 β proteins.
本发明提供了一种化合物的公式(I):其中—X═是—CR7═或—N═,环B是取代或未取代的碳环或取代或未取代的杂环,R1是取代或未取代的烷基或类似物,R2和R2'分别独立地是氢、取代或未取代的烷基或类似物,R3和R4分别独立地是氢、卤素、取代或未取代的烷基或类似物,R5是氢、取代或未取代的烷基或类似物,每个R6独立地是卤素、羟基、取代或未取代的烷基或类似物,R7是氢、卤素、羟基、取代或未取代的烷基或类似物,p是0到3的整数,或其在药学上可接受的盐,具有抑制淀粉样蛋白β产生的作用,特别是抑制BACE1的作用,并且可用作由淀粉样蛋白β蛋白的产生、分泌和/或沉积引起的疾病的治疗或预防剂。