[EN] PROCESSES FOR PREPARING NOR-OPIOID COMPOUNDS AND OPIOID ANTAGONISTS BY ELECTROCHEMICAL N-DEMETHYLATION<br/>[FR] PROCÉDÉS DE PRÉPARATION DE COMPOSÉS OPIOÏDES NOR ET D'ANTAGONISTES OPIOÏDES PAR N-DÉMÉTHYLATION ÉLECTROCHIMIQUE
申请人:RES CENTER PHARMACEUTICAL ENGINEERING GMBH
公开号:WO2021249708A1
公开(公告)日:2021-12-16
The present invention relates to a process for preparing a nor-opioid compound wherein an opioid precursor compound is electrochemically N-demethylated. The present invention further relates to a process for preparing an opioid antagonist compound, wherein an opioid precursor compound is electrochemically N-demethylated and the thus obtained nor-opioid compound is alkylated again at its secondary amine functional group.
[EN] INTERMEDIATE, AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF<br/>[FR] INTERMÉDIAIRE, SON PROCÉDÉ DE PRÉPARATION ET SON UTILISATION<br/>[ZH] 一种中间体及其制备方法和应用