1: 80 percent / KOH, / methanol; H2O 2: 88 percent / pyridine View Scheme

Multi-step reaction with 2 steps 1: diisopropyl ether; H2O / 2 h / Ambient temperature; Lipase aus Schweinepankreas, pH 72: 82 percent / pyridine  

Multi-step reaction with 2 steps 1: diisopropyl ether; H2O / 2 h / Ambient temperature; Lipase aus Schweinepankreas, Fluka, pH 72: 82 percent / pyridine