1: 1-bromo-2-phenylnaphthalene With n-butyllithium in diethyl ether; hexane T=-78°C; 0.25 h; 2: 2-isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane in diethyl ether; hexane T=-78 - 20°C; 3 h; 3: With hydrogenchloride in diethyl ether; hexane T=20°C; 0.75 h;

1,1'-bis(diphenylphosphanyl)ferrocenenickel(II) chloride; triethylamine in toluene T=95°C; 5 h; Inert atmosphere;

1.1: n-BuLi / diethyl ether; hexane / 0.25 h / -78 °C 1.2: 4.04 g / diethyl ether; hexane / 3 h / -78 - 20 °C 2.1: 80 percent / silver(I) carbonate; Pd(PPh3)4 / benzene / 96 h / Heating View Scheme

1.1: n-BuLi / diethyl ether; hexane / 0.25 h / -78 °C 1.2: 4.04 g / diethyl ether; hexane / 3 h / -78 - 20 °C 2.1: 80 percent / silver(I) carbonate; Pd(PPh3)4 / benzene / 96 h / Heating 3.1: 99 percent / i-PrMgCl / tetrahydrofuran / 2 h / 20 °C View Scheme