1,5-Anhydro-2-deoxy-4,6-O-(phenylmethylene)-D-arabino-hexopyranoside 、
ethyl 2,3,4,6-tetra-O-benzoyl-1-thio-β-D-galactopyranoside 在
DMTST 作用下,
以
二氯甲烷 为溶剂,
以56%的产率得到(2R,3S,4S,5R,6R)-2-((benzoyloxy)methyl)-6-(((2R,4aR,8R,8aS)-2-phenylhexahydropyrano[3,2-d][1,3]dioxin-8-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl tribenzoate