ChemInform Abstract: Merging Organocatalysis and Gold Catalysis: Enantioselective Synthesis of Tetracyclic Indole Derivatives Through a Sequential Double Friedel—Crafts Type Reaction.

Merging Organocatalysis and Gold Catalys

Merging Organocatalysis and Gold Catalysis: Enantioselective Synthesis of Tetracyclic Indole Derivatives through a Sequential Double Friedel–Crafts Type Reaction

✍ Charles C. J. Loh; Jan Badorrek; Prof. Dr. Gerhard Raabe; Prof. Dr. Dieter Ender 📂 Article 📅 2011 🏛 John Wiley and Sons 🌐 English ⚖ 450 KB 👁 1 views

## D. Enders et al. stirred for a further 10 min. The corresponding nitrostyrene alkyne 5 a-c (0.8 mmol, 1 equiv), dissolved in CHCl 3 (4 mL), was then added and the reaction mixture was cooled to À30 8C. Indole 4 a-d (1.2 mmol, 1.5 equiv), dissolved in CHCl 3 (2 mL), was subsequently added and th