(S)-2-(2-{{1-Phenethylcarbamoyl-3-[4-(4-phenoxy-phenoxy)-phenyl]-propyl}-[2-((2S,3R,4R,5R,6S)-3,4,5-tris-benzyloxy-6-methyl-tetrahydro-pyran-2-yl)-acetyl]-amino}-acetylamino)-pentanedioic acid dibenzyl ester 在
palladium on activated charcoal
氢气 、
溶剂黄146 作用下,
以
四氢呋喃 为溶剂,
以94%的产率得到(S)-2-(2-{{1-Phenethylcarbamoyl-3-[4-(4-phenoxy-phenoxy)-phenyl]-propyl}-[2-((2S,3S,4R,5S,6S)-3,4,5-trihydroxy-6-methyl-tetrahydro-pyran-2-yl)-acetyl]-amino}-acetylamino)-pentanedioic acid