三乙基硅基三氟甲磺酸酯 、
[(2R,3S,4R,5R,6R)-6-[(1R,4S,5S,6R)-4-[tert-butyl(dimethyl)silyl]oxy-10-[tert-butyl(diphenyl)silyl]oxy-6-hydroxy-5-methyl-2-methylidene-1-triethylsilyloxydecyl]-5-methyl-3,4-bis(phenylmethoxy)oxan-2-yl]methyl 2,2-dimethylpropanoate 在
2,6-二甲基吡啶 作用下,
以
二氯甲烷 为溶剂,
以100%的产率得到[(2R,3S,4R,5R,6R)-6-[(1R,4S,5S,6R)-4-[tert-butyl(dimethyl)silyl]oxy-10-[tert-butyl(diphenyl)silyl]oxy-5-methyl-2-methylidene-1,6-bis(triethylsilyloxy)decyl]-5-methyl-3,4-bis(phenylmethoxy)oxan-2-yl]methyl 2,2-dimethylpropanoate