DIASTEREOSELECTIVITY ENHANCEMENT IN VINYLCUPRATE ADDITION TO BETA-ALKOXYALDEHYDES VIA A VINYLSILANE

被引:15
作者
BURKE, SD
PISCOPIO, AD
MARRON, BE
MATULENKO, MA
PAN, G
机构
[1] Department of Chemistry, University of Wisconsin-Madison, Madison
基金
美国国家卫生研究院;
关键词
D O I
10.1016/S0040-4039(00)92104-X
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The presence of a removable 1-(trimethylsilyl) residue greatly increases the chelation-controlled diastereoselectivity in alkenylcuprate additions to chiral beta-alkoxyaldehydes. Several methods for protiodesilylation of the resultant allylic alcohols [5 --> 2b (R = Me3SiCH2CH2OCH2-, PhCH2OCH2-, and PhCH2-)T are compared.
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页码:857 / 858
页数:2
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