STEREOCHEMISTRY OF THE P-C BOND FORMATION IN AN OXAZAPHOSPHOLIDINE BORANE COMPLEX

被引:94
作者
JUGE, S
STEPHAN, M
MERDES, R
GENET, JP
HALUTDESPORTES, S
机构
[1] ENSCP,SYNTH ORGAN LAB,URA 1381,F-75231 PARIS,FRANCE
[2] UNIV P & M CURIE,CHIM MET TRANSIT LAB,URA 419,F-75252 PARIS,FRANCE
关键词
D O I
10.1039/c39930000531
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The reaction of the 3,4-dimethyl-2,5-diphenyl-1,3,2-oxazaphospholidine borane complex 1 with organometallic reagents involves a stereoselective P-O bond cleavage; the X-ray structures of the starting complex 1 and of the aminophosphine boranes 2a, b, reveal a stereochemistry of the P-C bond formation with a retention of the configuration which is explained by a nucleophilic attack on the less hindered side-face of the pyramidal phosphorus atom.
引用
收藏
页码:531 / 533
页数:3
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