1-(2',4'-dihydroxyphenyl)-3-(3''-methylphenyl)-propane-1,3-dione 、
2,3,4,6-四乙酰氧基-alpha-D-吡喃葡萄糖溴化物 在
potassium hydroxide 作用下,
以
甲醇 为溶剂,
生成 [(2R,3R,4S,5R,6S)-3,4,5-triacetyloxy-6-[3-hydroxy-4-[3-(3-methylphenyl)-3-oxopropanoyl]phenoxy]oxan-2-yl]methyl acetate