Chemical Communications · 2014 · 54 citations · 49 references
The first highly diastereo- and enantioselective propargylic alkylation of acyclic ketone enamines to form vicinal tertiary stereocenters has been reported by employing copper catalysis in combination with a bulky and structurally rigid tridentate ketimine P,N,N-ligand.
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Enantio- and Diastereodivergent Dual Catalysis: α-Allylation of Branched Aldehydes
Simon Krautwald, David Šarlah, Michael A. Schafroth et al. · Science · 2013 · 913 citations