Enantioselective Friedel-Crafts Alkylation of Indoles with Alkylidene Malonates Catalyzed by N,N '-Dioxide-Scandium(III) Complexes: Asymmetric Synthesis of beta-Carbolines

CHEMISTRY-A EUROPEAN JOURNAL

WILEY-V C H VERLAG GMBH

1. National Natural Science Foundation of China [20732003]
2. Ministry of Education [20070610019]