benzyl 2-O-(tert-butyldimethylsilyl)-4-C-(2-carboxypropan-2-yl)-3-deoxy-β-L-erythro-pentopyranoside β-lactone 在
palladium on activated charcoal
氢气 作用下,
以
溶剂黄146 为溶剂,
反应 120.0h,
以99%的产率得到2-O-(tert-butyldimethylsilyl)-4-C-(2-carboxypropan-2-yl)-3-deoxy-β-L-erythro-pentopyranose β-lactone