(benzyl 2-O-acetyl-4-O-levulinoyl-3-O-methyl-α-L-idopyranosyluronate)-(1-4)-(6-O-acetyl-2-O-(3-bromo-4-methoxy)benzyl-3-O-methyl-α-D-glucopyranosyl)-(1-4)-((3S,4R,5R)-dibenzyl 5-(benzyloxy)-4-oxypiperidine-1,3-dicarboxylate) 在
乙酸肼 作用下,
以
乙醇 、
甲苯 为溶剂,
反应 3.0h,
以88%的产率得到(benzyl 2-O-acetyl-3-O-methyl-α-L-idopyranosyluronate)-(1-4)-(6-O-acetyl-2-O-(3-bromo-4-methoxy)benzyl-3-O-methyl-α-D-glucopyranosyl)-(1-4)-((3S,4R,5R)-dibenzyl 5-(benzyloxy)-4-oxypiperidine-1,3-dicarboxylate)