88-14-2
糠酸
+
90-33-5
4-甲基伞形酮
→
~91%
87468-02-8
(4-methyl-2-oxochromen-7-yl) furan-2-carboxylate
527-69-5
呋喃甲酰氯
2555-30-8
7-羟基-4-苯基香豆素