Synfacts, Table of Contents Synfacts 2012; 8(2): 0145DOI: 10.1055/s-0031-1290147 Synthesis of Heterocycles © Georg Thieme Verlag Stuttgart · New York Radical Cyclization Approach to Piperidyl Benzofuran/Benzopyran Spirocycles Contributor(s): Victor Snieckus , Jianwei Bian (Pfizer) Recommend Article Abstract Buy Article Key words Key wordspyridinium salts - benzofurans - benzopyrans - radical cyclization - piperidines Full Text