703-23-1
1-(2-羟基-6-甲氧基苯基)乙基-1-酮
+
95-92-1
乙二酸二乙酯
→
~79%
5527-76-4
ethyl 5-methoxy-4-oxochromene-2-carboxylate
699-83-2
2,6-二羟基苯乙酮