(2R,3R,4R,5R)-2-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-5-(6-((3,4-dimethoxybenzyl)oxy)-2-isobutyramido-9H-purin-9-yl)tetrahydrofuran-3,4-diyl dibenzoate 在
溶剂黄146 作用下,
以66%的产率得到(2R,3R,4R,5R)-2-(6-((3,4-dimethoxybenzyl)oxy)-2-isobutyramido-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diyl dibenzoate