The invention provides a process for the preparation of 2-amino-N-[2-(2,5-dimethoxyphenyl)-2-hydroxyethyl]acetamide of the formula 1 by hydrogenolysis of substituted 2-dibenzylamino-N-[2-(2′,5′-dimethoxyphenyl)-2-hydroxy-ethyl]acetamide having the formula (5), wherein Ar and Ar′are aryl groups.
1
本发明提供了一种制备公式1中的2-
氨基-N-[2-(2,5-二
甲氧基苯基)-2-羟乙基]乙酰胺的方法,该方法通过氢解取代的2-二苄基
氨基-N-[2-(2′,5′-二
甲氧基苯基)-2-羟乙基]乙酰胺(化合物5)制备而成,其中Ar和Ar'是芳基基团。