857264-71-2
2-chloro-N-(2,6-dihydroxyphenyl)acetamide
→
~42%
177210-33-2
5-羟基-2H-1,4-苯并恶嗪-3(4H)-酮
3163-15-3
2-氨基间苯二酚
+
79-04-9
一氯代乙酰氯
~21%