ammonium hydroxide; dihydrogen peroxide 0.5 h; Ambient temperature;

1: 1.) sodium hydride / 1.) DMF, 80 deg C, 0.5 h, 2.) DMF, 80 deg C, 5 h 2: 48 percent / hydrogen / 5percent Pd/C, MgO / ethyl acetate / 6 h / 2482.3 Torr 3: 59 percent / boron trichloride / CH2Cl2 / a) - 78 deg C, 2 h, b) -60 deg C, 4 h 4: 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 3: 47 percent / 28percent NH4OH, 30percent H2O2 / H2O / 3 h / Ambient temperature View Scheme

1: 59 percent / boron trichloride / CH2Cl2 / a) - 78 deg C, 2 h, b) -60 deg C, 4 h 2: 47 percent / 28percent NH4OH, 30percent H2O2 / H2O / 3 h / Ambient temperature View Scheme

1: 2.) NH3 (gas) / 1.) reflux, 2.) EtOH, RT, 4 h 2: 75 percent / BCl3 / CH2Cl2 / 4 h / -78 °C 3: 82 percent / 30percent aq. H2O2, 28percent aq. NH4OH / 0.5 h / Ambient temperature View Scheme