acetic acid T=60°C; 4 h;

1: 9.9 g / sodium periodate / methanol; H2O / 20 h / Ambient temperature 2: 87 percent / NaBH4 / ethanol / 2 h / Ambient temperature 3: 22 percent / pyridine / 6 h 4: 75 percent / 1 N sodium methoxide / methanol / 2.5 h / 60 °C 5: 91 percent / 80percent acetic acid / 4 h / 60 °C View Scheme

1: 22 percent / pyridine / 6 h 2: 75 percent / 1 N sodium methoxide / methanol / 2.5 h / 60 °C 3: 91 percent / 80percent acetic acid / 4 h / 60 °C View Scheme

1: 87 percent / NaBH4 / ethanol / 2 h / Ambient temperature 2: 22 percent / pyridine / 6 h 3: 75 percent / 1 N sodium methoxide / methanol / 2.5 h / 60 °C 4: 91 percent / 80percent acetic acid / 4 h / 60 °C View Scheme