1: 43 percent / H2O / 16 h / 25 °C / palatase A, phosphate buffer, pH 7 2: 80 percent / diisopropyl ether / 10 h / Ambient temperature; lipase PS 3: 81 percent / 5percent KOH, methanol / 0.25 h / Heating 4: 91 percent / H2, quinoline / Lindlar catalyst / pentane / 5 h / 0 °C View Scheme