1: bromobenzene With magnesium in tetrahydrofuran 1 h; Heating; 2: 3-dimethylamino-N-methoxy-N-methyl-propionamide in tetrahydrofuran T=0°C;

1.1: Mg / tetrahydrofuran / 1 h / Heating 1.2: 80 percent / tetrahydrofuran / 0 °C 2.1: tetrahydrofuran / 2.5 h / 0 °C 3.1: benzene / 3 h / Heating 4.1: H2 / 10 percent Pd/C / methanol / 12 h / 20 °C View Scheme