5-phenylpentyl (methyl-2-O-acetyl-3-O-benzyl-4-O-levulinoyl-α-L-idopyranosyluronate)-(1-4)-6-O-acetyl-3-O-benzyl-2-deoxy-2-[(benzyloxy)carbonyl]-amino-β-D-glucopyranoside 在
dichlorotetrakis(1,1- dimethylethyl)di-μ-hydroxyditin 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
反应 25.5h,
以64%的产率得到5-phenylpentyl (methyl-2-O-acetyl-3-O-benzyl-4-O-levulinoyl-α-L-idopyranosyluronate)-(1-4)-3-O-benzyl-2-deoxy-2-[(benzyloxy)carbonyl]amino-3-D-glucopyranoside