(Alkoxyallyl)sulfones as enal and enone β-anion equivalents. Synthesis of mono-, di- and trisubtituted furans
作者:Donald Craig、Christopher J. Etheridge
DOI:10.1016/s0040-4020(96)00932-5
日期:1996.11
Treatment of variously-substituted (alkoxyallyl)sulfones 1, 7-9 with strong base followed by aldehydes gives alcohol adducts 5. These may be converted into a wide range of substituted furans 6 by exposure to acid, or to silica gel in dichloromethane containing sulfuric acid in some cases. Copyright (C) 1996 Elsevier Science Ltd