benzyl 2-acetamido-3-O-(2-acetamido-4-O-acetyl-3-O-benzoyl-2-deoxy-β-D-mannopyranosyl)-4,6-di-O-benzoyl-2-deoxy-α-D-glucopyranoside 、 triethylammonium 2-acetamido-3-O-(2-acetamido-4,6-di-O-acetyl-3-O-benzoyl-2-deoxy-β-D-mannopyranosyl)-4,6-di-O-benzoyl-2-deoxy-α-D-glucopyranosyl hydrogenphosphate 在
吡啶 、
三甲基乙酰氯 作用下,
反应 0.25h,
生成