SUBSTITUTED DIHYDRO AND TETRAHYDRO OXAZOLOPYRIMIDINONES, PREPARATION AND USE THEREOF
申请人:CAO Bin
公开号:US20100075994A1
公开(公告)日:2010-03-25
The present invention relates to a series of substituted dihydro and tetrahydro oxazolopyrimidinones, specifically, to a series of 2-substituted-2,3-dihydro-oxazolo[3,2-a]pyrimidin-7-ones and 2-substituted-2,3,5,6-tetra-hydro-oxazolo[3,2-a]pyrimidin-7-ones of formula (I):
Wherein p, n, X, Y, R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
and R
8
are as defined herein. This invention also relates to methods of making these compounds including novel intermediates. The compounds of this invention are modulators of metabotropic glutamate receptors (mGluR), particularly, mGluR2 receptor. Therefore, the compounds of this invention are useful as pharmaceutical agents, especially in the treatment and/or prevention of a variety of central nervous system disorders (CNS), including but not limited to acute and chronic neurodegenerative conditions, psychoses, convulsions, anxiety, depression, migraine, pain, sleep disorders and emesis.
本发明涉及一系列取代二氢和四氢噁唑嘧啶酮,具体地说,涉及一系列式(I)的2-取代-2,3-二氢-噁唑并[3,2-a]嘧啶-7-酮和2-取代-2,3,5,6-四氢-噁唑并[3,2-a]嘧啶-7-酮:
其中p、n、X、Y、R1、R2、R3、R4、R5、R6、R7和R8如本文所定义。本发明还涉及制备这些化合物的方法,包括新颖的中间体。本发明的化合物是代谢型谷氨酸受体(mGluR)的调节剂,特别是mGluR2受体。因此,本发明的化合物在药物制剂中具有用途,特别是在治疗和/或预防各种中枢神经系统疾病(CNS)方面,包括但不限于急性和慢性神经退行性疾病、精神病、癫痫、焦虑、抑郁、偏头痛、疼痛、睡眠障碍和呕吐。