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Synfacts 2010(4): 0450-0450
DOI: 10.1055/s-0029-1219618
DOI: 10.1055/s-0029-1219618
Metal-Catalyzed Asymmetric Synthesis and Stereoselective Reactions
© Georg Thieme Verlag
Stuttgart ˙ New York
Chiral Phosphate Counteranion Directed Enantioselective Expoxidation
S. Liao, B. List*
Max-Planck-Institut für Kohlenforschung, Mülheim an der Ruhr, Germany
Further Information
Publication History
Publication Date:
22 March 2010 (online)
Significance
The authors report a highly enantioselective variation of the Jacobsen-Katsuki epoxidation that employs a chiral phosphate counteranion and an achiral salen complex. For most substrates, enantioselectivities are comparable to those obtained with Jacobsen’s catalyst.