42528-99-4
[2-(4-acetyloxyphenyl)-2-oxoethyl] acetate
+
105-36-2
溴代乙酸乙酯
71-43-2
苯
→
7706-90-3
3-(4-hydroxyphenyl)-2H-furan-5-one
3516-65-2
3-(4-methoxyphenyl)-2H-furan-5-one