1: 100 percent / hydrogen / 10percent Pd-C / ethanol / 2 h 2: acetonitrile / 1 h 3: NaBH3CN / acetonitrile / 12 h / 50 °C 4: 85 percent / molecular sieves 3 Angstroem / ethanol / 72 h / Heating 5: hydrogen, 60percent HClO4 / Pd-black / acetic acid / 20 h / Ambient temperature 6: 5 M KOH / methanol / 3 h / Ambient temperature 7: DCC / tetrahydrofuran 8: BH3*SMe2 / tetrahydrofuran / 3 h / Ambient temperature 9: CAN / acetonitrile; H2O / 0.08 h / Ambient temperature 10: 74 percent / Na2CO3 / ethanol / 3 h / Ambient temperature 11: 24 percent / LiClO4 / acetonitrile / 1 h / electrolysis View Scheme