Chiral diiminophosphoranes: a new class of ligands for enantioselective transition metal catalysis
作者:Manfred T. Reetz、Edward Bohres
DOI:10.1039/a709023d
日期:——
Chiral diamines such as (1R,2R)-1,2-diaminocyclohexane or R-2,2′-diamino-1,1′-binaphthalene can be converted into the corresponding diimino(triphenyl)phosphoranes, which serve as C2-symmetric ligands for enantioselective transition metal catalyzed reactions such as copper-mediated cyclopropanations.
手性二胺,如(1R,2R)-
1,2-二氨基环己烷或R-2,2′-二
氨基-1,1′-联
萘,可以转化为相应的二亚
氨基(triphenyl)
磷烷,这些化合物作为C2对称
配体用于催化的选择性过渡
金属反应,如
铜介导的环
丙烯化反应。