The present disclosure is concerned with a process for the preparation of the above disclosed compounds, pharmaceutically acceptable salts thereof, deuterated forms thereof, isomers thereof, solvates thereof, or mixtures thereof which comprises subjecting a 17-substituted-3, 14-dihydroxypyridomorphinan to dialkylation at the phenolic hydroxyl at the 3-position and the tertiary alcohol at the 14-position followed by selective dealkylation of the phenolic ether function.
本公开涉及一种制备上述化合物,其药学上可接受的盐,
氘代形式,同分异构体,溶剂化合物或混合物的过程,包括将17-取代-3,14-二
羟基吡啶吗啡烷在3位的
酚羟基和14位的
三级醇上进行双烷基化,然后选择性地去烷基化
酚醚功能。