1: 48 percent / hydrogen / 5percent Pd/C, MgO / ethyl acetate / 6 h / 2482.3 Torr 2: 10 percent / boron trichloride / CH2Cl2 / a) - 78 deg C, 2 h, b) -60 deg C, 4 h View Scheme

1: 48 percent / hydrogen / 5percent Pd/C, MgO / ethyl acetate / 6 h / 2482.3 Torr 2: 59 percent / boron trichloride / CH2Cl2 / a) - 78 deg C, 2 h, b) -60 deg C, 4 h 3: 47 percent / 28percent NH4OH, 30percent H2O2 / H2O / 3 h / Ambient temperature View Scheme

1: 48 percent / hydrogen / 5percent Pd/C, MgO / ethyl acetate / 6 h / 2482.3 Torr 2: 59 percent / boron trichloride / CH2Cl2 / a) - 78 deg C, 2 h, b) -60 deg C, 4 h View Scheme

With  hydrogen; palladium on activated charcoal; magnesium oxide in  ethyl acetate P=2482.3 Torr; 6 h;   

Multi-step reaction with 2 steps 1: 48 percent / hydrogen / 5percent Pd/C, MgO / ethyl acetate / 6 h / 2482.3 Torr2: 7 percent / boron trichloride / CH2Cl2 / a) - 78 deg C, 2 h, b) -60 deg C, 4 h