[EN] PROCESSES FOR THE PREPARATION OF 3-(PYRROL-2-YL)METHYLENE)-2-PYRROLONES USING 2-SILYLOXY-PYRROLES [FR] PROCÉDÉS POUR LA PRÉPARATION DE 3-((PYRROL-2-YL)MÉTHYLÈNE)-2-PYRROLONES À L'AIDE DE 2-SILYLOXYPYRROLES
PROCESSES FOR THE PREPARATION OF 3-(PYRROL-2-YL)METHYLENE)-2-PYRROLONES USING 2-SILYLOXY-PYRROLES
申请人:Henscheke Julian P.
公开号:US20130190512A1
公开(公告)日:2013-07-25
The present invention provides for synthetic processes for the making of substituted 3-((pyrrol-2-yl)methylene)-2-pyrrolones, including sunitinib. The present invention also provides for a process of crystallizing substantially pure sunitinib L-malate.
Processes for the preparation of 3-(pyrrol-2-yl)methylene)-2-pyrrolones using 2-silyloxy-pyrroles
申请人:Henschke Julian P.
公开号:US08846953B2
公开(公告)日:2014-09-30
The present invention provides for synthetic processes for the making of substituted 3-((pyrrol-2-yl)methylene)-2-pyrrolones, including sunitinib. The present invention also provides for a process of crystallizing substantially pure sunitinib L-malate.