1-O-benzyl 7-O-[2-[[(3S,7R,8R,9S)-7-benzyl-9-methyl-8-(2-methylpropanoyloxy)-2,6-dioxo-1,5-dioxonan-3-yl]carbamoyl]-4-methoxypyridin-3-yl] heptanedioate 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 为溶剂,
以66%的产率得到7-[2-[[(3S,7R,8R,9S)-7-benzyl-9-methyl-8-(2-methylpropanoyloxy)-2,6-dioxo-1,5-dioxonan-3-yl]carbamoyl]-4-methoxypyridin-3-yl]oxy-7-oxoheptanoic acid