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A stereoselective approach to optically active butenolides by Horner-Wadsworth-Emmons olefination reaction of α-hydroxy ketones

Journal

TETRAHEDRON-ASYMMETRY
Volume 18, Issue 15, Pages 1780-1787

Publisher

PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetasy.2007.07.027

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Di- and trisubstituted butenolides and tricyclic unsaturated lactones, of high enantiomeric excess were prepared via the efficient sequential esterification Horner-Wadsworth-Emmons reaction of enantiomerically enriched 2-hydroxy-substituted phenones and aromatic cyclic alpha-hydroxy ketones in good yield. (C) 2007 Elsevier Ltd. All rights reserved.

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