申请人:——
公开号:US20030060466A1
公开(公告)日:2003-03-27
The present invention is a pyrimidine, triazine or pyrazine derivative of the formula
1
or a pharmaceutically acceptable salt thereof wherein R
1
, R
2
, R
3
, R
4
, X, Y and Z are as defined in the specification. The invention is a pharmaceutical composition containing an effective amount of the compound of formula 1, its preparation and to a method of treatment, control or prevention of acute and/or chronic neurological disorders by administering a therapeutically effective amount of a compound of formula 1.
本发明是一种嘧啶、三嗪或吡嗪衍生物的化学式1或其药用盐,其中R1、R2、R3、R4、X、Y和Z如规范中定义。该发明是一种含有化学式1化合物的有效量的药物组合物,以及其制备方法和通过给予化学式1化合物的治疗有效量来治疗、控制或预防急性和/或慢性神经系统疾病的方法。