(S)-3-Benzyloxy-2-{(2S,3R)-2-[(S)-2-({(2R,3R)-3-[2-((2S,3S)-2-tert-butoxycarbonylamino-3-hydroxy-butyrylamino)-acetoxy]-2-methyl-tridecanoyl}-methyl-amino)-4-methyl-pentanoylamino]-3-methyl-pentanoylamino}-propionic acid 在
palladium dihydroxide 氢气 、
N,N-二异丙基乙胺 、
三氟乙酸 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
二氯甲烷 为溶剂,
生成 (6S,9S,12S,15S,18R,19R)-12-((R)-sec-Butyl)-19-decyl-6-((S)-1-hydroxy-ethyl)-9-hydroxymethyl-15-isobutyl-16,18-dimethyl-1-oxa-4,7,10,13,16-pentaaza-cyclononadecane-2,5,8,11,14,17-hexaone