(R)-2-((2S,3R,4R,5R,6R)-3-Acetylamino-2-benzyloxy-5-hydroxy-6-hydroxymethyl-tetrahydro-pyran-4-yloxy)-propionic acid 在
palladium on activated charcoal
N-羟基丁二酰亚胺 、
氢气 、
N,N'-二环己基碳二亚胺 作用下,
生成 (R)-2-{(S)-2-[(R)-2-((3R,4R,5R,6R)-3-Acetylamino-2,5-dihydroxy-6-hydroxymethyl-tetrahydro-pyran-4-yloxy)-propionylamino]-propionylamino}-5-carbamoyl-pentanoic acid