Hydrozirconation of internal acetylenic selenides afforded 1,1-bimetalloalkenes, (E)-α-selanylvinylzirconium, which can cross-couple with alkynyliodonium tosylates directly in the presence of Pd(PPh3)4 as the catalyst.
A. Sun and X. Huang, J. Chem. Res. (S), 1998, 616 DOI: 10.1039/A801589I
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