(S)-6-Benzyloxycarbonylamino-2-((R)-4-benzyloxycarbonyl-4-{[(2S,4R,5R,6R)-6-((R)-1,2-dihydroxy-ethyl)-4,5-dihydroxy-tetrahydro-pyran-2-carbonyl]-amino}-butyrylamino)-hexanoic acid benzyl ester 在
钯 氢气 作用下,
以80%的产率得到(S)-6-Carboxyamino-2-((R)-4-carboxy-4-{[(2S,4R,5R,6R)-6-((R)-1,2-dihydroxy-ethyl)-4,5-dihydroxy-tetrahydro-pyran-2-carbonyl]-amino}-butyrylamino)-hexanoic acid