1: H2 / 10percent Pd/C / ethanol / 18 h / 3192 Torr 2: CH3COONa / ethanol / 8 h / Heating 3: NaHCO3 / ethanol; H2O / 2 h / ice-cooling 4: 52 percent / aq. 0.4 M HCl / 16 h / 95 - 100 °C 5: 74 percent / conc. HCl / 0.25 h 6: 73 percent / pyridine 7: 96 percent / HgCl2, CdCO3 / H2O; acetone / 1 h / Heating 8: 86 percent / acetonitrile / 0.25 h / Heating 9: 25 percent / H2 / 10percent Pd/C / ethanol; acetic acid / 2 h / 3192 Torr / 2 10: 94 percent / BH3*Me2S / tetrahydrofuran / 4 °C / overnight 11: MeONa / methanol / 3 h View Scheme