6-aminohexyl [methyl(2,3-di-O-benzoyl-4-O-methyl-β-D-glucopyranosyl)uronate]-(1->6)-2,3,4-tri-O-acetyl-β-D-galactopyranosyl)-(1->6)-2,3,4-tri-O-acetyl-β-D-galactopyranoside 、
3-[(2-methylpropan-2-yl)oxycarbonyl-[2-oxo-2-[6-[(2R,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-[[(2R,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-[[(2R,3R,4S,5S,6S)-3,4-dibenzoyloxy-5-methoxy-6-methoxycarbonyloxan-2-yl]oxymethyl]oxan-2-yl]oxymethyl]oxan-2-yl]oxyhexylamino]ethyl]amino]propanoic acid 在
氰基磷酸二乙酯 、
三乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 16.0h,
以89.3%的产率得到methyl (2S,3S,4S,5R,6R)-4,5-dibenzoyloxy-3-methoxy-6-[[(2R,3S,4S,5R,6R)-3,4,5-triacetyloxy-6-[[(2R,3S,4S,5R,6R)-3,4,5-triacetyloxy-6-[6-[3-[(2-methylpropan-2-yl)oxycarbonyl-[2-oxo-2-[6-[(2R,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-[[(2R,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-[[(2R,3R,4S,5S,6S)-3,4-dibenzoyloxy-5-methoxy-6-methoxycarbonyloxan-2-yl]oxymethyl]oxan-2-yl]oxymethyl]oxan-2-yl]oxyhexylamino]ethyl]amino]propanoylamino]hexoxy]oxan-2-yl]methoxy]oxan-2-yl]methoxy]oxane-2-carboxylate