Tetrahedron Letters

Reactions of 2-acyl-1, 3-dithianes with α, β-unsaturated ketones: Simple preparation of cyclohexendione monoacetals

PCB Page, SA Harkin, AP Marchington

文献索引：Bulman Page; Harkin; Marchington Tetrahedron Letters, 1989 , vol. 30, # 51 p. 7235 - 7236

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被引用次数: 6

摘要

Abstract 2-Acyl-1, 3-dithianes undergo efficient Lewis acid-catalysed addition to α, β- unsaturated ketones giving δ-diketones which suffer intramolecular aldol reaction to produce cyclohex-2-en-1, 4-dione monoacetals and/or cyclohex-3-en-1, 2-dione monoacetals.