1: 96 percent / H2 / Pd/C / ethyl acetate / 20 h / 20 °C 2: 79 percent / LiAlH4 / tetrahydrofuran / 0.33 h / -78 °C 3: 88 percent / Jones reagent / acetone View Scheme

1: 96 percent / H2 / Pd/C / ethyl acetate / 20 h / 20 °C 2: 79 percent / LiAlH4 / tetrahydrofuran / 0.33 h / -78 °C View Scheme