Copper-Catalyzed Formal Carbene Migratory Insertion into Internal Olefinic C═C Bonds with N-Tosylhydrazones To Access Iminofuran and 2(3H)-Furanone Derivatives.
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DOI: 10.1021/acs.orglett.7b01668
Abstract: Efficient copper-catalyzed formal carbene migratory insertion into the olefinic C═C bonds of internal olefins, that is, α-oxo ketene N,S-acetals, has been achieved by means of N-tosylhydrazones of ketones as the carbene precursors. Iminofuran derivatives were… read more here.
Keywords: migratory insertion; formal carbene; insertion; carbene ... See more keywords