Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ulrich Berens0
Date of Patent
August 5, 2008
0Patent Application Number
114730350
Date Filed
June 23, 2006
0Patent Primary Examiner
Patent abstract
The invention relates to a process for the manufacture of bidentate ligands of the formula IA and IIA, characterized in that N,N-(optionally substituted) dialkylamino phosphines bound to an aromatic carbon are lithiated in ortho-position and the lithiated compounds are further converted to said bidentate ligands:
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