Acetone solvate of dimethoxy docetaxel and its process of preparation
申请人:Didier Eric
公开号:US20050065138A1
公开(公告)日:2005-03-24
This invention discloses and claims an acetone solvate of dimethoxydocetaxel or 4-acetoxy-2α-benzoyloxy-5β,20-epoxy-1-hydroxy-7β,10β-dimethoxy-9-oxotax-11-en-13α-yl (2R,3S)-3-tert-butoxycarbonylamino-2-hydroxy-3-phenylpropionate and its preparation by crystallization from an aqueous/acetone solution.
Taxoids, their preparation and pharmaceutical compositions containing
申请人:Rhone-Poulenc Rorer, S.A.
公开号:US05847170A1
公开(公告)日:1998-12-08
New taxoids of general formula (I): ##STR1## their preparation and pharmaceutical compositions containing them, and the new products of general formula (I) in which Z represents a radical of general formula (II): ##STR2## display noteworthy antitumour and antileukaemic properties.