(S)-4-{(S)-2-[(S)-2-((4aR,6S,7R,8R,8aS)-7-Acetylamino-6-acetylsulfanyl-2,2-dimethyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-propionylamino]-propionylamino}-4-carbamoyl-butyric acid methyl ester 在
sodium 、
N,N'-二环己基碳二亚胺 作用下,
以
甲醇 、
二氯甲烷 为溶剂,
反应 4.5h,
生成
N-<2-O-<2-Acetamido-2,3-dideoxy-4,6-O-isopropylidene-1-S-(2-tetradecylhexadecanoyl)-1-thio-β-D-glucopyranose-3-yl>-D-lactoyl>-L-alanyl-D-isoglutamine methyl ester