Methyl 2-O-<3-O-benzyl-4,6-dideoxy-4-(2-O-benzyl-3-deoxy-L-glycero-tetronamido)-α-D-mannopyranosyl>-3-O-benzyl-4,6-dideoxy-4-(2-O-benzyl-3-deoxy-L-glycero-tetronamido)-α-mannopyranoside 在
palladium on activated charcoal
氢气 作用下,
以
乙醇 为溶剂,
以100%的产率得到(S)-N-{(2R,3S,4S,5S,6S)-5-[(2R,3S,4S,5S,6R)-5-((S)-2,4-Dihydroxy-butyrylamino)-3,4-dihydroxy-6-methyl-tetrahydro-pyran-2-yloxy]-4-hydroxy-6-methoxy-2-methyl-tetrahydro-pyran-3-yl}-2,4-dihydroxy-butyramide