Synfacts, Table of Contents Synfacts 2019; 15(07): 0731DOI: 10.1055/s-0039-1689913 Synthesis of Heterocycles © Georg Thieme Verlag Stuttgart · New York Base-Catalyzed Annulation for the Synthesis of Pterocarpene Analogues Contributor(s): Victor Snieckus , Ross S. Mancini (Treventis) , Mark Reed Recommend Article Abstract Buy Article Key words Key wordspterocarpenes - metal-free - [3+2] coupling - annulation - polycycles Full Text