2-(((3R,4R,5S)-3-((4-methoxybenzoyl)oxy)-2-(2,2,2-trichloro-1-iminoethoxy)-5-((triethylsilyl)oxy)tetrahydro-2H-pyran-4-yl)oxy)ethyl 4-methoxybenzoate 在
三氟甲磺酸三甲基硅酯 、
氟化氢吡啶 作用下,
以
二氯甲烷 为溶剂,
生成 2-[(2S,3R,4S,5S)-2-[[(3S,8R,9S,10R,13S,14S,16S,17S)-17-[(2S)-1-dodecoxy-1-oxopropan-2-yl]-3,17-dihydroxy-10,13-dimethyl-1,2,3,4,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-16-yl]oxy]-5-hydroxy-3-(4-methoxybenzoyl)oxyoxan-4-yl]oxyethyl 4-methoxybenzoate