Chemistry–A European Journal

A Novel Aldol Condensation Alternative: α, β??Unsaturated Aldehydes from 3??Hydroxy??1??alkynes via Dihydrodioxepins

H Wei, M Schlosser

Index: Wei, Heng-Xu; Schlosser, Manfred Chemistry - A European Journal, 1998 , vol. 4, # 9 p. 1738 - 1743

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Citation Number: 9

Abstract

Abstract 3-Hydroxy-1-alkynes can be readily converted into 2-alkenals by a three-step protocol consisting of the preparation of 2-propynyl ethylene glycol monoethers, their base- catalyzed cyclization to give dihydro-1, 4-dioxepins, and the acid-catalyzed hydrolysis of the