The present disclosure provides improved methods for N-dealkylation of tertiary amines, including methods for N-demethylation of alkaloids and opioids, in which the dealkylation reaction is carried out in a solvent comprising a tertiary alcohol. The present disclosure also provides improved processes for preparing semi-synthetic opioids that incorporate the disclosed methods for N-dealkylation of tertiary amines.
本公开提供了改进的方法,用于对三级胺进行N-去烷基化,包括对
生物碱和阿片类药物进行N-去甲基化的方法,其中去烷基化反应在含有
三级醇的溶剂中进行。本公开还提供了用于制备半合成阿片类药物的改进工艺,该工艺包含了对三级胺进行N-去烷基化的方法。