Synfacts, Table of Contents Synfacts 2024; 20(12): 1243DOI: 10.1055/a-2439-7971 Synthesis of Heterocycles Synthesis of Spiroketals via a Copper-Catalyzed [3+2] Annulation of Sulfonyl EnamidesContributor(s): Mark A. Reed , C. Frank LeeRecommend Article Abstract Buy ArticleKeywords Keywordscopper catalysis - [3+2] annulation - chiral products - N,O-spiroketals - spiroketals - exocyclic cyclization Full Text