benzyl (2-O-acetyl-3,4-di-O-benzyl-6-deoxy-β-D-glucopyranosyl)-(1→4)-(3-O-benzyl-β-D-xylopyranosyl)-(1→3)-2,4-di-O-benzyl-6-deoxy-β-D-glucopyranoside 、
Bz(-2)[Bz(-4)]Qui3Me-O-C(NH)CCl3 在
三氟甲磺酸三甲基硅酯 作用下,
以
二氯甲烷 为溶剂,
反应 0.33h,
以99%的产率得到benzyl (2-O-acetyl-3,4-di-O-benzyl-6-deoxy-β-D-glucopyranosyl)-(1→4)-[(2,4-di-O-benzoyl-6-deoxy-3-O-methyl-β-D-glucopyranosyl)-(1→2)]-(3-O-benzyl-β-D-xylopyranosyl)-(1→3)-2,4-di-O-benzyl-6-deoxy-β-D-glucopyranoside