An asymmetric approach toward chiral multicyclic spirooxindoles from isothiocyanato oxindoles and unsaturated pyrazolones by a chiral tertiary amine thiourea catalyst

Qiao Chen, Jinyan Liang, Shoulei Wang, Dong Wang, Rui Wang
  • Chemical Communications, January 2013, Royal Society of Chemistry
  • DOI: 10.1039/c3cc38386e