Process for the Preparation of 6-Beta Hydroxy Morphinan Compounds
申请人:Bao Jian
公开号:US20090312552A1
公开(公告)日:2009-12-17
The invention provides processes for the conversion of a 6-keto morphinan to a 6-hydroxy morphinan. In particular, the invention provides a stereoselective process for the conversion of a 6-keto morphinan to a 6-beta-hydroxy morphinan.
PROCESSES FOR THE SYNTHESIS OF FIVE AND SIX MEMBERED HETEROCYCLIC RINGS
申请人:Mallinckrodt LLC
公开号:EP2328899B1
公开(公告)日:2018-01-24
Processes for the Synthesis of Five and Six Membered Heterocyclic Rings
申请人:Wang Peter X.
公开号:US20100069639A1
公开(公告)日:2010-03-18
The present invention provides processes for the synthesis of five and six membered rings. In particular, the present invention provides processes for the synthesis of five and six membered rings in alkaloids.