作者:Satoshi Haneda、Yusuke Adachi、Masahiko Hayashi
DOI:10.1016/j.tet.2009.10.014
日期:2009.12
CuI-2-(2′-pyridyl)benzimidazole catalyst system can serve efficiently to promote N-arylation of various indoles to afford the N-arylated indoles. The bidentate ligand, 2-(2′-pyridyl)benzimidazole was proved superior to monodentate nitrogen-based ligands and well-known bidentate ligands such as 2,2′-bipyridyl and 1,10-phenanthroline.
CuI-2-(2'-吡啶基)苯并咪唑催化剂体系可以有效地促进各种吲哚的N-芳基化,从而得到N-芳基化的吲哚。事实证明,二齿配体2-(2'-吡啶基)苯并咪唑优于单齿氮基配体和众所周知的二齿配体,例如2,2'-联吡啶和1,10-菲咯啉。