Nano-Iron Oxide as a Recyclable Catalyst for Intramolecular CN Cross-Coupling Reactions under Ligand-Free Conditions: One-Pot Synthesis of 1,4-Dihydroquinoline Derivatives
作者:Xiao-Jin Wu、Ran Jiang、Bing Wu、Xiao-Ming Su、Xiao-Ping Xu、Shun-Jun Ji
DOI:10.1002/adsc.200900481
日期:2009.12
The ligand-free nanoparticle ferroferric oxide catalytic system has been developed to promote the intramolecular CN cross-couplingreaction. With this protocol, various 1,4-dihydroquinolinederivatives were synthesized from o-halobenzaldehydes and β-enaminones in moderate to good yields.