甲醇 、
hebevinoside III 在
氢氧化钾 作用下,
反应 0.5h,
以4 mg的产率得到(2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-[[(3S,7S,8R,9S,10S,13R,14S,16S,17R)-7-methoxy-4,4,9,13,14-pentamethyl-17-[(2R)-6-methylhept-5-en-2-yl]-3-[(2S,3R,4S,5R)-3,4,5-trihydroxyoxan-2-yl]oxy-2,3,7,8,10,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-16-yl]oxy]oxane-3,4,5-triol