[(2S,3S,4S,6S)-6-[(2R,3R,4R,6S)-6-[(2R,3R,4R,6S)-6-[[(2S)-8-acetyloxy-9-hydroxy-1-oxo-3,4-dihydro-2H-anthracen-2-yl]oxy]-3-hydroxy-2-methyloxan-4-yl]oxy-3-hydroxy-2-methyloxan-4-yl]oxy-4-hydroxy-2,4-dimethyloxan-3-yl] 2-methylpropanoate 在
碳酸氢钠 作用下,
以
甲醇 、
水 为溶剂,
反应 2.0h,
以71%的产率得到[(2S,3S,4S,6S)-6-[(2R,3R,4R,6S)-6-[(2R,3R,4R,6S)-6-[[(2S)-8,9-dihydroxy-1-oxo-3,4-dihydro-2H-anthracen-2-yl]oxy]-3-hydroxy-2-methyloxan-4-yl]oxy-3-hydroxy-2-methyloxan-4-yl]oxy-4-hydroxy-2,4-dimethyloxan-3-yl] 2-methylpropanoate