Synthesis of unsymmetrical biaryls from arylsilacyclobutanes

被引:101
作者
Denmark, SE [1 ]
Wu, ZC [1 ]
机构
[1] Univ Illinois, Dept Chem, Roger Adams Lab, Urbana, IL 61801 USA
关键词
D O I
10.1021/ol991054k
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
[GRAPHICS] Aryl(fluoro)silacyclobutanes and aryl(chloro)silacyclobutanes have been found to undergo cross-coupling reactions with aryl iodides. The rate of reaction and extent of homocoupling were dramatically affected by the addition of ligands for the palladium catalyst. With (t-Bu)(3)P a wide range of electronically and structurally diverse unsymmetrical biaryls have been prepared in good to excellent yields.
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页码:1495 / 1498
页数:4
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