Stereodivergent organocatalytic intramolecular michael addition/lactonization for the asymmetric synthesis of substituted dihydrobenzofurans and …

D Belmessieri, A de la Houpliere…

Index: Belmessieri, Dorine; Cordes, David B.; Slawin, Alexandra M. Z.; Smith, Andrew D. Organic Letters, 2013 , vol. 15, # 13 p. 3472 - 3475

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Citation Number: 21

Abstract

Abstract A stereodivergent asymmetric Lewis base catalyzed Michael addition/lactonization of enone acids into substituted dihydrobenzofuran and tetrahydrofuran derivatives is reported. Commercially available (S)-(−)-tetramisole hydrochloride gives products with high

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