CuH-Catalyzed Enantioselective Intramolecular Reductive Aldol Reactions Generating Three New Contiguous Asymmetric Stereocenters
作者:Bruce H. Lipshutz、Benjamin Amorelli、John B. Unger
DOI:10.1021/ja8045475
日期:2008.11.5
Treatment of beta,beta-disubstituted-alpha,beta-unsaturated ketones bearing a ketone residue with in situ generated, catalytic CuH ligated by a nonracemic ligand leads to three newly created adjacent chiral centers. Excellent de's and ee's are obtained for several examples studied.