The present invention provides processes for the stereoselective synthesis of 6-alpha-amino N-substituted morphinans. In particular, the invention provides processes for the reductive amination of 6-keto N-substituted morphinans by catalytic hydrogen transfer.
本发明提供了用于立体选择性合成6-α-
氨基N-取代
吗啡酮类化合物的方法。具体来说,该发明提供了通过催化氢转移的还原胺化反应合成6-酮N-取代
吗啡酮类化合物的方法。