37466-88-9
ethyl 2,3-diaminobenzoate
+
610-14-0
2-硝基苯甲酰氯
→
~91%
560086-13-7
ethyl 2-(2-nitrophenyl)-1H-benzimidazole-4-carboxylate
552-16-9
邻硝基苯甲酸