105-36-2
溴代乙酸乙酯
+
2122-86-3
5-(5-nitrofuran-2-yl)-3H-1,3,4-oxadiazol-2-one
→
52980-54-8
ethyl 2-[5-(5-nitrofuran-2-yl)-2-oxo-1,3,4-oxadiazol-3-yl]acetate