ChemInform Abstract: New and Improved Ligands for Highly Enantioselective Catalytic Diphenylzinc Additions to Aryl Aldehydes.
Abstract
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ChemInform Abstract
BINAP-type catalysts substituted by electron-withdrawing fluorine atoms show improved catalytic properties for the asymmetric addition of diphenylzinc to aldehydes. Best results are obtained with ligand (I).