bis(tricyclohexylphosphine)benzylidene ruthenium(IV) dichloride in dichloromethane olefin metathesis; Heating;

1: 98 percent / H2SO4 / Heating 2: 87 percent / Grubbs catalyst I / CH2Cl2 / Heating View Scheme

1.1: magnesium / tetrahydrofuran / 2 h / 45 °C 1.2: 82 percent / CuCl / tetrahydrofuran / 1 h / 0 °C 2.1: 98 percent / H2SO4 / Heating 3.1: 87 percent / Grubbs catalyst I / CH2Cl2 / Heating View Scheme

1: 99 percent / H2 / Pd/C / hexane / 20 °C 2: 99 percent / AlCl3 / CH2Cl2 / 20 °C View Scheme