反应详情

tert-Butyl (3R)-3-{3-[(4-chlorophenoxy)methyl]-1,2,4-oxadiazol-5-yl}6-cyclohexylhexanoate (Preparation 56) (215 mg, 0.46 mmol) was treated with trifluoroacetic acid (5 ml) and the resulting mixture was stirred at room temperature under a nitrogen atmosphere for 4 hours. The solvent was removed under reduced pressure and the residue azeotroped from toluene to afford the title compound (189 mg).

1. customThe solvent was removed under reduced pressure
2. customthe residue azeotroped from toluene