87-13-8
乙氧基甲叉丙二酸二乙酯
+
19500-02-8
2-甲基-3-甲氧基苯胺
→
~58%
922520-00-1
ethyl 7-methoxy-8-methyl-4-oxo-1H-quinoline-3-carboxylate
872497-14-8
7-methoxy-8-methyl-1H-quinolin-4-one