Synfacts, Table of Contents Synfacts 2019; 15(02): 0132DOI: 10.1055/s-0037-1612051 Synthesis of Heterocycles © Georg Thieme Verlag Stuttgart · New York Enantioselective Synthesis of 4,9-Dihydrothiopyrano[2,3-b]indol-2(3H)-ones (Pfizer) Contributor(s): Victor Snieckus , Kyle T. Tarantino Recommend Article Abstract Buy Article Key words Key words[3+3] cycloaddition - alkenaminium salts - dihydrothiopyranoindolones Full Text