铜催化1-芳基-1-环醇和1,3-二羰基化合物的环化反应:合成环烷烃稠合的二氢呋喃衍生物（英文）

Copper-Catalyzed Cyclization of 1-Aryl-1-cycloalcohols and 1,3-Dicarbonyl Compounds: Synthesis of Cycloalkane-Fused Dihydrofuran Derivatives

报道了一种铜催化的1-芳基-1-环醇和1,3-二羰基化合物的环化反应,以中等到优秀的产率合成了一系列环烷烃稠合的二氢呋喃衍生物.该反应条件温和,官能团兼容性好.机理研究表明此环合反应可能经历了自由基中间体.

A novel method of copper-catalyzed cyclization of 1-aryl-1-cycloalcohols and 1,3-dicarbonyl compounds has been developed,affording various cycloalkane-fused dihydrofurans in moderate to excellent yields.This transformation proceeds under mild conditions and with a good tolerance of functional groups.The mechanistic investigation revealed that the reaction involved radical intermediates.