Highly efficient aza-Michael reactions of aromatic amines and N-heterocycles catalyzed by a basic ionic liquid under solvent-free conditions
作者:Lei Yang、Li-Wen Xu、Wei Zhou、Lyi Li、Chun-Gu Xia
DOI:10.1016/j.tetlet.2006.08.103
日期:2006.10
A task-specific basic ionicliquid, [Bmim]OH, has been introduced as a catalyst for the aza-Michaeladdition of aromaticamines and N-heterocycles to cyclic or acyclic ketones under neat conditions. The catalyst can be recycled for subsequent reactions without any appreciable loss of efficiency.
Amphiphilic methyleneamino synthon through organic dye catalyzed-decarboxylative aminoalkylation
作者:Li Chen、Chin Sheng Chao、Yuanhang Pan、Sheng Dong、Yew Chin Teo、Jian Wang、Choon-Hong Tan
DOI:10.1039/c3ob41091a
日期:——
The utilization of a photo-induced synthon generated from N-phenyl glycine by an organic dye and visible light irradiation is disclosed. The intermediate could be coupled with either a radical or a nucleophile in a simple operation to afford several natural product-like compounds.