69469-91-6
1-(2-hydroxy-4-methoxy-3-methylphenyl)ethanone
+
105-58-8
碳酸二乙酯
→
54295-01-1
4-hydroxy-7-methoxy-8-methylchromen-2-one
10139-84-1
3,5-二羟基-4-乙酰甲苯