1: 44 percent / NaHCO3 / H2O; ethyl acetate / 1.) 0 deg C, 1.5 h, 2.) RT 2: 82 percent / H2 / 10percent Pd/C / ethanol; H2O / 6 h / 1034.3 Torr 3: CHCl3 / Ambient temperature 4: H2O / acetone View Scheme