552-89-6
邻硝基苯甲醛
+
108-59-8
丙二酸二甲酯
→
~97%
65974-52-9
dimethyl 2-[(2-nitrophenyl)methylidene]propanedioate
110-89-4
哌啶
103582-31-6
2-[(2-nitrophenyl)methylidene]propanedioic acid