Efficient iron-mediated approach to pyrano[3,2-a]carbazole alkaloids—first total syntheses of O-methylmurrayamine A and 7-methoxymurrayacine, first asymmetric synthesis and assignment of the absolute configuration of (−)-trans-dihydroxygirinimbine

Konstanze K. Gruner, Thomas Hopfmann, Kazuhiro Matsumoto, Anne Jäger, Tsutomu Katsuki, Hans-Joachim Knölker
  • Organic & Biomolecular Chemistry, January 2011, Royal Society of Chemistry
  • DOI: 10.1039/c0ob01088j