Enantioselective synthesis of fluorene derivatives by chiral N-triflyl phosphoramide catalyzed double Friedel–Crafts alkylation reaction

Shou-Guo Wang, Long Han, Mi Zeng, Feng-Lai Sun, Wei Zhang, Shu-Li You
  • Organic & Biomolecular Chemistry, January 2012, Royal Society of Chemistry
  • DOI: 10.1039/c2ob07168a