%0 Journal Article %J Tetrahedron-Asymmetry %D 2010 %T Organocatalytic asymmetric synthesis of (-)-delta-coniceine based on sequential proline-catalyzed asymmetric alpha-amination-HWE olefination %A Panchgalle, Sharad P. %A Bidwai, Harshad B. %A Chavan, Subhash P. %A Kalkote, Uttam R. %X

An efficient asymmetric synthesis of (-)-delta-coniceine via sequential proline-catalyzed asymmetric alpha-amination and Horner-Wadsworth-Emmons olefination of an aldehyde with excellent enantiomeric excess (>99%) and high yields (overall yield 44%) is described. (C) 2010 Elsevier Ltd. All rights reserved.

%B Tetrahedron-Asymmetry %I PERGAMON-ELSEVIER SCIENCE LTD %C THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND %V 21 %P 2399-2401 %8 OCT %G eng %N 19 %3 Foreign %4 2.484 %R 10.1016/j.tetasy.2010.08.009