92289-14-0
3-(4-硝基苯基)戊二酸
+
57-13-6
尿素
→
~62%
954124-21-1
4-(4-硝基苯基)哌啶-2,6-二酮
954124-30-2
~45%
79-22-1
氯甲酸甲酯
~43%