An organocatalytic asymmetric double Michael cascade reaction of unsaturated ketones and unsaturated pyrazolones: highly efficient synthesis of spiropyrazolone derivatives

Jinyan Liang, Qiao Chen, Luping Liu, Xianxing Jiang, Rui Wang
  • Organic & Biomolecular Chemistry, January 2013, Royal Society of Chemistry
  • DOI: 10.1039/c2ob27095a