DOES THE WITTIG-STILL REARRANGEMENT PROCEED VIA A METAL FREE CARBANION

被引:20
作者
KRUSE, B [1 ]
BRUCKNER, R [1 ]
机构
[1] UNIV MARBURG,FACHBEREICH CHEM,HANS MEERWEIN STR,W-3550 MARBURG,GERMANY
关键词
D O I
10.1016/S0040-4039(00)97638-X
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The steric course of [2,3] rearrangements of allyloxy methanides is almost not affected by the counterion (M = Li, Na, K, Rb, Cs) as demonstrated by the nearly metal independent E,Z and anti,syn selectivities of rearrangements 4 → 6 and 7 → 8, respectively. © 1990.
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页码:4425 / 4428
页数:4
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