54675-03-5
4-hydroxy-7,8-dimethyl-1H-quinolin-2-one
+
107-06-2
1,2-二氯乙烷
75-36-5
乙酰氯
→
~95%
63768-46-7
3-acetyl-4-hydroxy-7,8-dimethyl-1H-quinolin-2-one
570-08-1
乙酰基丙二酸二乙酯
87-59-2
2,3-二甲基苯胺
~32%