110-89-4
哌啶
+
105-45-3
乙酰乙酸甲酯
552-89-6
邻硝基苯甲醛
→
~95%
39562-27-1
3-酮基-2-邻硝亚苄基-丁酰苯胺
~87%
494198-41-3
Dimethyl-2,4-diacetyl-3-(2-nitrophenyl)pentandioat
111304-31-5
硝苯啶杂质C