1: 2-fluoro-5-bromo-pyridine With s-BuMgCl*LiCl in tetrahydrofuran T=20°C; 2.5 h; Inert atmosphere; 2: thien-2-yl bromide With [1,3-bis(diphenylphosphino) propane] dichloronickel(II) in tetrahydrofuran T=0 - 20°C; Inert atmosphere; 3: With hydrogenchloride in tetrahydrofuran; water Inert atmosphere;