反应详情

MnO2 (357 mg, 41.055 mmol) was added to 1-[4-(cyclopropyl-hydroxy-methyl)-3-fluoro-phenyl]-3-(4-methyl-pyridin-3-yl)-imidazolidin-2-one (I-198a: 200 mg, 8.586 mmol) in DCM (20 mL) under nitrogen atmosphere and worked up in a manner similar to what was described for Example 197 to afford 175 mg of the product (60.13% yield).