(RS)-N-(4-cyano-benzyl)-2-(2-fluoro-6-hydroxy-phenyl)-2-methoxy-acetamide 、
溴乙酸乙酯 以to give (RS)-{2-[(4-cyano-benzylcarbamoyl)-methoxy-methyl]-3-fluoro-phenoxy}-acetic acid methyl ester的产率得到(RS)-{2-[(4-cyano-benzylcarbamoyl)-methoxy-methyl]-3-fluoro-phenoxy}-acetic acid methyl ester