Synthesis of β- and γ-carbolines via ruthenium and rhodium catalysed [2+2+2] cycloadditions of yne-ynamides with methylcyanoformate

Felix Nissen, Vincent Richard, Carole Alayrac, Bernhard Witulski
  • Chemical Communications, January 2011, Royal Society of Chemistry
  • DOI: 10.1039/c1cc11298h