Palladium-Catalyzed Oxidative Annulation of Sulfoximines and Arynes by C-H Functionalization as an Approach to Dibenzothiazines.
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DOI: 10.1021/acs.orglett.0c02615
Abstract: This work reports a novel and efficient palladium-catalyzed synthesis of tricyclic dibenzothiazines using easily prepared aryl sulfoximines and aryne precursors via C-H functionalization and cyclization. A mechanistic investigation indicated that the C-H bond cleavage at… read more here.
Keywords: oxidative annulation; sulfoximines arynes; annulation sulfoximines; palladium catalyzed ... See more keywords