A CATALYTIC ENANTIOSELECTIVE REACTION USING A C2-SYMMETRICAL DISULFONAMIDE AS A CHIRAL LIGAND - CYCLOPROPANATION OF ALLYLIC ALCOHOLS BY THE ET2ZN-CH2I2-DISULFONAMIDE SYSTEM

被引:95
作者
TAKAHASHI, H [1 ]
YOSHIOKA, M [1 ]
OHNO, M [1 ]
KOBAYASHI, S [1 ]
机构
[1] UNIV TOKYO,FAC PHARMACEUT SCI,BUNKYO KU,TOKYO 113,JAPAN
关键词
CYCLOPROPANATION; SIMMONS-SMITH REACTION; CHIRAL LEWIS ACID; ENANTIOSELECTIVE REACTION; DISULFONAMIDE;
D O I
10.1016/S0040-4039(00)92246-9
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The first catalytic, enantioselective Simmons-Smith cyclopropanation of an allylic alcohol has been achieved by the reaction of an allylic alcohol with Et2Zn and CH2I2 in the presence of a catalytic amount of chiral disulfonamide 1.
引用
收藏
页码:2575 / 2578
页数:4
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