Technical Notes:
1Friedel-Crafts Reaction: Catalyst for the Highly enantioselective F riedel-Crafts reactions of indoles withimines.
2.Chiral phosphoric acid catalyzed tandem double Friedel-Crafts reactions between indoles and 2-
formylbiphenyls were realized under mild conditions.
References:
1.J.Am.Chem. Soc., 2007, 129, 1484-1485.
2. Chem. Eur. J., 2009, 15, 8709-8712.