A CATALYTIC ROLE OF CU(II) FOR CONJUGATE ADDITION OF GRIGNARD-REAGENTS - A COMPLETELY DIFFERENT BEHAVIOR FROM ORGANOCUPRATES

被引:20
作者
AOKI, Y [1 ]
KUWAJIMA, I [1 ]
机构
[1] TOKYO INST TECHNOL,DEPT CHEM,MEGURO KU,TOKYO 152,JAPAN
关键词
D O I
10.1016/S0040-4039(00)88514-7
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Different from lithium dialkylcuprates, Cu(II) catalyzed conjugate addition of Grignard reagents to allylic esters of alpha,beta-unsaturated carboxylates has been effected in the presence of TMS-Cl, and the resulting allyl silyl keteneacetals further undergo rearrangement to afford 2-alkyl 3-alkyl carboxylic acids in good yields.
引用
收藏
页码:7457 / 7460
页数:4
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