STEREOSELECTIVE SYNTHESIS OF POLYENES VIA HECK COUPLING OF VINYLBORONATE ESTERS

被引:40
作者
STEWART, SK [1 ]
WHITING, A [1 ]
机构
[1] UNIV MANCHESTER,INST SCI & TECHNOL,DEPT CHEM,MANCHESTER M60 1QD,LANCS,ENGLAND
关键词
D O I
10.1016/0040-4039(95)00643-Q
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
E- and Z-1-alkenyl iodides react with vinylboronate pinacol ester 1 under palladium(0) catalysed, Heck conditions to provide polyenylboronates in moderate yields after purification. The addition of either silver(I) or thallium(I) salts to the reaction mixture is essential Alkenyl bromides are unreactive under identical reaction conditions.
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页码:3925 / 3928
页数:4
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