Tetrahedron letters

Intramolecular Wittig reactions applied to the synthesis of medium sized α, β-unsaturated lactones and dilactones

F Yvergnaux, Y Le Floc'h, R Grée, L Toupet

Index: Yvergnaux; Le Floc'h; Gree; Toupet Tetrahedron Letters, 1989 , vol. 30, # 52 p. 7393 - 7396

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Citation Number: 11

Abstract

Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... A systematic study of the intramolecular Wittig reactions of ω-aldehydophosphoranes 5 has been performed and indicates that the amounts of monounsaturated lactones 6 and dilactones 7 is dependent on chain length. ... Short syntheses of phosphoranes 5 are described; ...