4,11,18,25-tetrakis-(2-benzyloxy-ethyl)-1,8,15,22-tetrakis-((S)-1-phenylethyl)-1,4,8,11,15,18,22,25-octaaza-cyclooctacosan-2,5,9,12,16,19,23,26-octaone 在
palladium 10% on activated carbon 、
氢气 作用下,
以
四氢呋喃 为溶剂,
反应 192.0h,
以94%的产率得到4,11,18,25-tetrakis-(2-hydroxy-ethyl)-1,8,15,22-tetrakis-((S)-1-phenylethyl)-1,4,8,11,15,18,22,25-octaaza-cyclooctacosan-2,5,9,12,16,19,23,26-octaone