申请人:Mickel Stuart John
公开号:US20080207921A1
公开(公告)日:2008-08-28
The invention related to a novel process, novel process steps and novel intermediates useful in the synthesis of pharmaceutically active compounds, especially renin inhibitors, such as Aliskiren. Inter alia, the invention relates to a process for the manufacture of a compound of the formula III,
wherein R, R
1
, R
2
, R
3
and PG are as defined in the specification, or a salt thereof, said manufacture comprising (preferably consisting in)
reacting a compound of the formula I,
本发明涉及一种新颖的过程、新颖的过程步骤和新颖的中间体,用于合成药物活性化合物,特别是肾素抑制剂,如阿利司他。此外,本发明涉及一种制备式III化合物的过程,其中R、R1、R2、R3和PG如规范中所定义,或其盐,所述制备包括(最好是由)反应式I化合物。