Synthesis of substituted 2,3-Dihydrofurans via a Domino Michael/Hemiketalization Reaction

来源 :中国化学会全国第十二届有机合成化学学术研讨会 | 被引量 : 0次 | 上传用户:mnbmnbmnbmnbmnb
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  2,3-Dihydrofurans are important functionalized building blocks of natural and unnatural products because of their various biological activities,[1] sush as aflatoxin B1 and clerodin.[2]Thus,the synthesis of this kind of compounds has been long-standing challenge in organic chemistry,and considerable effort has been devoted to developing efficient and selective synthetic methods to access substituted 2,3-Dihydrofurans.[3] Herein,we report a ordinary and efficient method through the Michael/Hemiketalization reaction of β,γ-Unsaturated Ketoesters and α-Hydroxyacetophenone for the synthesis of substituted 2,3-Dihydrofurans.
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