Novel 6-Amino-Morphinan Derivatives, Method of Manufacturing Them and Their Application as Analgesics

摘要

This invention relates to a class of 6-amino-morphinan compounds of formula (I) which can be used as highly active analgesics. This invention also relates to their pharmaceutically acceptable salts and easily accessible derivatives (e.g. esters or amides of the amino acid derivatives), to a process for their manufacture and their application in the manufacture of pharmaceutical specialties.