STEREOSELECTIVE SYNTHESIS OF HOMOCHIRAL (E)-VINYL PHOSPHONATES DERIVED FROM (-)-EPHEDRINE

被引:1
|
作者
TAAPKEN, T [1 ]
BLECHERT, S [1 ]
机构
[1] TECH UNIV BERLIN,INST ORGAN CHEM,D-10623 BERLIN,GERMANY
关键词
D O I
10.1016/0040-4039(95)01351-H
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A new synthesis of homochiral vinyl phosphonates starting from 1-alkynes is described. The title compounds were obtained in good yields by the reaction of chiral 2-chloro-1,3,2-oxazaphospholidin-2-one (1) with the ''ate''-complexes of vinyl alanes. The latter were prepared by zirconocene dichloride catalyzed hydroalumination of 1-alkynes with diisobutyl aluminum hydride (DIBAH).
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收藏
页码:6659 / 6662
页数:4
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