4075-59-6
2-噻吩乙醛酸
+
95-54-5
1,2-苯二胺
→
~71%
64532-10-1
3-thiophen-2-yl-1H-quinoxalin-2-one
4075-58-5
2-噻酚乙酯乙酸乙酯
71266-18-7
2-chloro-3-thiophen-2-ylquinoxaline