Regioselective Palladium-Catalyzed Hydrostannylation of Unsymmetrical Oxabicyclic Alkenes


  • M. L. thanks NSERC (Canada) for support of this work in the form of an E. W. R. Steacie Fellowship. W. K. thanks the Deutsche Forschungsgemeinschaft for a postdoctoral fellowship.


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Tertiary alcohols like 2 can prepared from 1 in two steps by palladium-catalyzed hydrostannylation followed by an organolithium-induced ring opening. Compounds regioisomeric to those obtained with [Ni(cod)2]/DIBAL-H are thus now available.