1: potassium carbonate / methanol / 25 °C 2: 93 percent / tris(4-fluorophenyl)phosphine / [Rh(COD)Cl]2 / dimethylformamide / 2 h / 85 °C View Scheme

<b>Multi-step reaction with 2 steps<br /> </b>1: benzyltrimethylammonium iodine dichloride; CaCO₃ / CH₂Cl₂; methanol / 25 &deg;C<br />2: CuI; diethylamine / PdCl₂(PPh₃)2 / 25 &deg;C<br /> <br /> &nbsp;