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Synlett 1997; 1997(7): 842-844
DOI: 10.1055/s-1997-5761
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Highly Efficient Ytterbium Triflate Catalyzed Michael Additions of α-Nitroesters in Water

Erik Keller, Ben L. Feringa*
  • *Department of Organic and Molecular Inorganic Chemistry, Groningen Centre for Catalysis and Synthesis, University of Groningen, Nijenborgh 4, 9747 AG, Groningen, The Netherlands, Feringa@chem.rug.nl
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Publication Date:
31 December 2000 (online)

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Michael additions of α-nitroesters with enones and αβ-unsaturated aldehydes result in quantitative conversions to the corresponding 1,4-adducts by performing the reactions in water in the presence of ytterbium triflate as water-tolerant Lewis acid.

ytterbium triflate - Michael addition - α-nitroesters - water

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