The present invention relates to the purification of (2S,3S,5S)-5-amino-2-N,N-dibenzylamino-3-hydroxy-1,6-diphenylhexane (III) by making its crystalline acid addition salt, which can be used as such to produce Lopinavir/Ritonavir with high purity and yield. Formula III
本发明涉及通过制备其结晶酸加盐物来纯化(2S,3S,5S)-5-
氨基-2-N,N-二苯基
氨基-3-羟基-1,6-二苯基己烷(III),该物质可直接用于生产高纯度和产率的
洛匹那韦/
利托那韦。公式 III