1: 86 percent / HCl / tetrahydrofuran / 3 h / 70 - 80 °C 2: 96 percent / K2CO3 / dimethylformamide / 3 h / 23 °C View Scheme

With  hydrogenchloride in  tetrahydrofuran T=70 - 80°C; 3 h;   

Multi-step reaction with 5 steps 1: 87 percent / Pd(PPh3)4, LiCl / palladium / dioxane / 7 h / 100 °C2: 100 percent / trifluoroacetic acid / 1 h / 23 °C3: 100 percent / 0.5 h / 0 °C4: 85 percent / cerc ammonium nitrate / acetonitrile; H2O / 0.25 h / 23 °C5: 48 percent / tetrahydrofuran / 6 h / 23 °C