1: 72 percent / 4-methylmorpholine 4-oxide dihydrate, osmium tetroxide / acetone; 2-methyl-propan-2-ol / 72 h / Ambient temperature 2: 70 percent / NaHCO3 / H2O; methanol / 1 h / Heating View Scheme

potassium tert-butylate in dimethyl sulfoxide 24 h;