Methyl 3-O-Benzyl-7-O-(tert-butyldimethylsilyl)-2-C-methyl-4-C-methylene-2,4,6-trideoxy-α-D-xylo-heptopyranoside 在
Pd-BaSO
4 氢气 作用下,
以
乙酸乙酯 为溶剂,
以80%的产率得到Methyl 3-O-Benzyl-7-O-(tert-butyldimethylsilyl)-2,4-di-C-methyl-2,4,6-trideoxy-α-D-galacto-heptopyranoside