The present invention relates to a novel isoxazolylalkylpiperazine derivatives having selective biological activity at dopamine D
3
or D
4
receptors represented by the following formula (1), and its preparation method through reductive amination reaction in the presence of reducing agent,
1
wherein R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, X and n are the same as defined in the specification.
本发明涉及一种具有选择性
生物活性的新型
异噁唑基烷基
哌嗪衍
生物,其在
多巴胺D3或
D4受体上具有
生物活性,其
化学结构如下式(1)所示,并且通过还原胺化反应在还原剂存在下制备该衍
生物的方法,其中R1、R2、R3、R4、R5、R6、X和n的定义与规范中定义的相同。