(E)-SELECTIVE ALKYLIDENATION OF ALDEHYDES WITH REAGENTS DERIVED FROM ALPHA-ACETOXY BROMIDES, ZINC AND CRCL3

被引:0
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作者
KNECHT, M [1 ]
BOLAND, W [1 ]
机构
[1] UNIV KARLSRUHE,INST ORGAN CHEM,RICHARD WILLSTATTER ALLEE 2,D-76128 KARLSRUHE,GERMANY
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D O I
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中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Reagents, prepared from the alpha-acetoxy bromides 2a-d, zinc dust and CrCl3 in THF in the presence of a donor ligand like dimethylformamide, give selectively (E)-alkenes 3a-j upon reaction with aldehydes 1a-f.
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页码:837 / 838
页数:2
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