发明申请
- 专利标题: N-Demethylation of 6-Keto Morphinans
- 专利标题(中): 6-酮基吗啡的N-去甲基化
-
申请号: US13196929申请日: 2011-08-03
-
公开(公告)号: US20120035366A1公开(公告)日: 2012-02-09
- 发明人: Peter X. Wang , Tao Jiang , David W. Berberich , Subo Liao
- 申请人: Peter X. Wang , Tao Jiang , David W. Berberich , Subo Liao
- 申请人地址: US MO Hazelwood
- 专利权人: Mallinckrodt LLC
- 当前专利权人: Mallinckrodt LLC
- 当前专利权人地址: US MO Hazelwood
- 主分类号: C07D489/02
- IPC分类号: C07D489/02
摘要:
The present invention provides processes for the demethylation of an N-methyl morphinan comprising a ketone functional group. In particular, the invention provides methods for the protection of the ketone functional group such that impurities are not generated during the demethylation of the N-methyl morphinan.
公开/授权文献
- US08624030B2 N-demethylation of 6-keto morphinans 公开/授权日:2014-01-07
信息查询