{4-Isobutyl-2-[1-(methoxycarbonyl-methyl-amino)-2-phenyl-ethyl]-oxazol-5-yl}-[2-(4-methoxy-phenyl)-2-oxo-ethyl]-carbamic acid benzyl ester 在
palladium on activated charcoal
氢气 、
溶剂黄146 作用下,
以
乙醇 为溶剂,
以84%的产率得到(1-{1-[2-(4-Methoxy-phenyl)-2-oxo-ethylcarbamoyl]-3-methyl-butylcarbamoyl}-2-phenyl-ethyl)-methyl-carbamic acid methyl ester