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1.
公开(公告)号:US20120142925A1
公开(公告)日:2012-06-07
申请号:US12300068
申请日:2007-05-25
IPC分类号: C07D489/02 , C07D489/00
CPC分类号: C07D487/02 , C07D487/04 , Y02P20/55
摘要: A process is provided for the N-demethylation of certain morphinans by reaction with α-chloroethyl chloroformate followed by hydrolysis of the resulting intermediate.
摘要翻译: 通过与氯甲酸α-氯乙酯反应,然后水解所得中间体,提供某些吗啡喃的N-去甲基化方法。