1-硫-乙基-2,3,4-三-氧-苄基-b-L-硫代呋喃岩藻糖苷 、
(2S,3R,4S,5S,6R)-2-(((2R,3S,4R,5R,6S)-2-(((4-acetoxybenzyl)oxy)methyl)-5-azido-6-((tert-butyldimethylsilyl)oxy)-4-hydroxytetrahydro-2H-pyran-3-yl)oxy)-6-((benzoyloxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl tribenzoate 在
2,6-二叔丁基-4-甲基吡啶 、 4 Angstroem sives 、
DMTST 作用下,
以
二氯甲烷 为溶剂,
以52%的产率得到[(2R,3S,4S,5R,6S)-6-[(2R,3S,4R,5R,6S)-2-[(4-acetyloxyphenyl)methoxymethyl]-5-azido-6-[tert-butyl(dimethyl)silyl]oxy-4-[(2S,3S,4R,5R,6S)-6-methyl-3,4,5-tris(phenylmethoxy)oxan-2-yl]oxyoxan-3-yl]oxy-3,4,5-tribenzoyloxyoxan-2-yl]methyl benzoate