4-fluorophenyl 3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-β-D-glucopyranosyl-(1→6)-3-O-acetyl-4-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranosyl-(1→6)-3-O-acetyl-4-O-benzyl-2-deoxy-2-phthalimido-1-thio-β-D-glucopyranoside 、
四丁基三氟甲磺酸铵 以
二氯甲烷 为溶剂,
生成 [(2R,3S,4R,5R,6R)-3,4-diacetyloxy-6-[[(2R,3S,4R,5R,6R)-4-acetyloxy-6-[[(2R,3S,4R,5R,6R)-4-acetyloxy-5-(1,3-dioxoisoindol-2-yl)-3-phenylmethoxy-6-(trifluoromethylsulfonyloxy)oxan-2-yl]methoxy]-5-(1,3-dioxoisoindol-2-yl)-3-phenylmethoxyoxan-2-yl]methoxy]-5-(1,3-dioxoisoindol-2-yl)oxan-2-yl]methyl acetate