[EN] HETEROCYCLE-FUSED MORPHINANS, USE THEREOF AND PREPARATION THEREOF<br/>[FR] MORPHINANES À HÉTÉROCYCLES FUSIONNÉS, LEUR UTILISATION ET LEUR PRÉPARATION
申请人:SOUTHERN RES INST
公开号:WO2013166271A1
公开(公告)日:2013-11-07
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.