2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranosyl-(1->3)-2,4,6-tri-O-acetyl-β-D-mannopyranosyl-(1->4)-2,3,6-tri-O-acetyl-α-D-glucopyranosyl trichloroacetimidate 在
三氟甲磺酸三甲基硅酯 、
三苯基膦 作用下,
以
二氯甲烷 、
水 、
苯 为溶剂,
反应 32.0h,
生成 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranosyl-(1->3)-2,4,6-tri-O-acetyl-β-D-mannopyranosyl-(1->4)-2,3,6-tri-O-acetyl-β-D-glucopyranosyl-(1->1)-(2S,3R,4E)-2-amino-3-O-benzoyl-4-octadecene-1,3-diol