A novel indium-catalysed synthesis of tetra-substituted pyridine derivatives
作者:Promod Saikia、Dipak Prajapati、Jagir S Sandhu
DOI:10.1016/j.tetlet.2003.09.144
日期:2003.11
Indium trichloride was found to be an effective catalyst for the synthesis of various tetra-substituted pyridine derivatives via Michael addition of β-dicarbonylcompounds to α,β-unsaturated oximes and subsequent ringclosure.