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Activation of C(sp3)-F Bonds in gem-Difluoroalkanes
(A) Activated benzylic, allylic, and propargylic gem-difluoroalkanes.
(B) [Et2Al][HCB11H5Br6]-induced C(sp3)-F functionalization of 1,1-difluorocyclopentane.
(C) Monodefluorination of a gem-difluoromethyl group initiated by the FLP Al(C6F5)3/P(o-Tol)3.
(D) Synthesis of spirobiindanes, monofluoroalkenes, and 1-alkyl-2,3-dihydro-1H-indenes via a B(C6F5)3-catalyzed activation of C(sp3)-F bonds (this work).
