1-adamantanyl 4,6-O-benzylidene-3-O-[4-(tert-butyldiphenylsilyloxy)-3-fluorobenzyl]-β-D-mannopyranoside 、 以
二氯甲烷 为溶剂,
反应 2.0h,
以98.4 mg的产率得到[4-[[(2R,4aR,6S,7S,8S,8aR)-6-[[(2R,4aR,6S,7S,8S,8aR)-6-(1-adamantyloxy)-8-[[4-[tert-butyl(diphenyl)silyl]oxy-3-fluorophenyl]methoxy]-2-phenyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-7-yl]oxy]-7-[(4-methoxyphenyl)methoxy]-2-phenyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-8-yl]oxymethyl]-2-fluorophenoxy]-tert-butyl-diphenylsilane