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Preparation of Vinyl Arenes by Nickel‐Catalyzed Reductive Coupling of Aryl Halides with Vinyl Bromides
Authors:Jiandong Liu  Prof Qinghua Ren  Dr Xinghua Zhang  Prof Hegui Gong
Institution:1. School of Chemical and Environmental Engineering, Shanghai University of Technology, Shanghai, China;2. Center for Supramolecular Materials and Catalysis and Department of Chemistry, Shanghai University, Shanghai, China
Abstract:This work emphasizes the synthesis of substituted vinyl arenes by reductive coupling of aryl halides with vinyl bromides under mild and easy‐to‐operate nickel‐catalyzed reaction conditions. A broad range of aryl halides, including heteroaromatics, and vinyl bromides were employed to yielding products in moderate to excellent yields with high functional‐group tolerance. The nickel‐catalytic system displays good chemoselectivity between the two C(sp2)‐halide coupling partners, thus demonstrating a mechanistic pathway distinct from other stepwise protocols.
Keywords:alkenes  arenes  cross-coupling  nickel  reaction mechanisms
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