[2-Azido-3-O-(4-bromobenzyl)-6-O-tert-butyldiphenylsilyl-2-deoxy-4-O-(2-naphthylmethyl)-alpha-D-glucopyranosyl]-(1-4)-(6-O-acetyl-2-O-benzoyl-3-O-benzyl-alpha-L-idopyranosyl)-(1-4)-(2-azido-3-O-benzoyl-6-O-tert-butyldiphenylsilyl-2-deoxy-alpha-D-glucopyranosyl)-(1-4)-1,6-anhydro-2-O-benzoyl-3-O-benzyl-beta-L-idopyranose 在
2,3-二氯-5,6-二氰基-1,4-苯醌 作用下,
以
二氯甲烷 、
水 为溶剂,
反应 2.0h,
以82%的产率得到[2-Azido-3-O-(4-bromobenzyl)-6-O-tert-butyldiphenylsilyl-2-deoxy-alpha-D-glucopyranosyl]-(1-4)-(6-O-acetyl-2-O-benzoyl-3-O-benzyl-alpha-L-idopyranosyl)-(1-4)-(2-azido-3-O-benzoyl-6-O-tert-butyldiphenylsilyl-2-deoxy-alpha-D-glucopyranosyl)-(1-4)-1,6-anhydro-2-O-benzoyl-3-O-benzyl-beta-L-idopyranose