Selective organic synthesis via group 6 metal carbene complexes

被引:50
作者
Barluenga, J
机构
[1] Inst. Univ. Quim. Orgmet. Enrique M., Universidad de Oviedo, 33071-Oviedo, C/ Julían Clavería
关键词
D O I
10.1351/pac199668030543
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The first examples of asymmetric Michael addition of lithium reagents to chiral vinylalkoxycarbene chromium complexes 2 is reported. The [4+3] annulation of azadienes and 2-aminodienes is accomplished with complexes 2. Vinylaminocarbenes cyclopropanate alkenes and dienes and allows to isolate two new intermediates in the Dotz reaction. Some features of the [4+2] cycloaddition of chiral 2-aminodienes with both s-cis and s-trans Fischer vinylcarbene complexes are also presented.
引用
收藏
页码:543 / 552
页数:10
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