(2S)-2-benzyl-oxirane-N-[(1S,2R)-2-hydroxy-indan-1-yl]-2-carboxylic acid amide 、
1-benzyl-3-[(1S)-1-(N'-benzyl-hydrazinocarbonyl)-2,2-dimethyl-propyl]urea 以
异丙醇 为溶剂,
反应 72.0h,
以25%的产率得到(2S)-2-benzyl-3-{N-benzyl-N'-[(2S)-2-(3-benzyl-ureido)-3,3-dimethyl-butyryl]-hydrazino}-2-hydroxy-N-((1S,2R)-2-hydroxy-indan-1-yl)-propionamide