5274-70-4
3-硝基水杨醛
+
685-87-0
溴代丙二酸二乙酯
→
~81%
110683-72-2
ethyl 7-nitro-1-benzofuran-2-carboxylate
3199-61-9
2-苯并呋喃羧基 酸乙酯
69604-00-8
5-硝基苯并呋喃-2-羧酸乙酯
110683-71-1
ethyl (2-formyl-6-nitrophenoxy)acetate
115464-77-2
依吡哌唑