反应详情

Add HgClO4.4H2O (1.49 g, 4.00 mmol) to a solution of 2-(4-bromo-phenyl)-4-(2-[1,3]dithian-2-yl-ethyl)-5-methyl-oxazole (0.672 g, 1.75 mmol) in 1:1 THF:CH2Cl2 (16 mL) and water (1.6 mL). After 6 hours, filter and wash the solids with dichloromethane. Concentrate to give 3-[2-(4-bromo-phenyl)-5-methyl-oxazol-4-yl]-propionaldehyde (0.445 g, 86%). MS (m/e): 294 (M+1).

1. filtrationfilter
2. washwash the solids with dichloromethane
3. concentrationConcentrate