Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 15, 2011
Patent Application Number
11813987
Date Filed
January 13, 2006
Patent Primary Examiner
Patent abstract
The present invention concerns a metallocene-based phosphine ligand for use in enantioselective catalysis, the ligand having the Formula (I): Wherein M is a metal; Z is P or As; L is a suitable linker; R1 is selected from alkyl, alkoxy, alkylamino, cycloalkyl, cycloalkoxy, cycloalkylamino carbocyclic aryl, substituted and unsubstituted carbocyclic aryloxy, heteroaryl, heteroaryloxy, carbocyclic arylamino and heteroarylamino; X* is selected from (II): Wherein R, R2 and R3 are independently selected from optionally substituted branched- and straight-chain alkyl, cycloalkyl, heterocycloalkyl, carbocyclic aryl, and heteroaryl.
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