N-isovaleryl-6-aminohexanoic acid 在
水 、
1-羟基苯并三唑 、
N,N'-二环己基碳二亚胺 作用下,
生成 (3S,4S)-4-((3S,4S)-4-((3S,4S)-4-(ε-(N-isovalerylamino)hexanoyl)amino-3-hydroxy-6-methylheptanoylamino)-5-cyclohexyl-3-hydroxypentanoylamino)-3-hydroxy-6-methylheptanoic acid N-isoamylamide