4521-33-9
5-硝基噻吩-2-甲醛
+
74693-61-1
4-hydroxy-1-methyl-2-oxoquinoline-3-carbohydrazide
→
~44%
74693-64-4
4-hydroxy-1-methyl-N-[(E)-(5-nitrothiophen-2-yl)methylideneamino]-2-oxoquinoline-3-carboxamide