Copper-catalyzed oxidative [2 + 2 + 1] cycloaddition: regioselective synthesis of 1,3-oxazoles from internal alkynes and nitriles

Xianwei Li, Liangbin Huang, Huoji Chen, Wanqing Wu, Huawen Huang, Huanfeng Jiang
  • Chemical Science, January 2012, Royal Society of Chemistry
  • DOI: 10.1039/c2sc21041j