Acetic acid (2R,3S,4R,5R,6R)-2-acetoxymethyl-5-acetylamino-4-[(2S,4S,5S,6S)-5-benzyloxy-6-methyl-4-((2S,3R,4R,5S,6S)-3,4,5-triacetoxy-6-methyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-2-yloxy]-6-methoxy-tetrahydro-pyran-3-yl ester 在
palladium on activated charcoal
氢气 、
sodium methylate 作用下,
生成
methyl O-α-L-rhamnopyranosyl-(1->3)-O-2-deoxy-L-rhamnopyranosyl-(1->3)-2-acetamido-2-deoxy-β-D-glucopyranoside