申请人:Butters Michael
公开号:US20100210841A1
公开(公告)日:2010-08-19
A process for preparing pharmaceutically active compounds of formula (I) or a salt thereof
wherein R
1
, n, m, R
3
, R
6
, X
1
, X
2
, X
3
and X
4
are as defined in the specification, is described. Novel intermediates are also described and claimed.
提供制备具有以下结构的药用活性化合物(I)或其盐的方法
其中R1、n、m、R3、R6、X1、X2、X3和X4如规范中所定义。还描述和声明了新颖的中间体。