95-92-1
乙二酸二乙酯
+
108-44-1
3-甲基苯胺
→
~73%
17738-79-3
ethyl 2-(3-methylanilino)-2-oxoacetate
2009-97-4
重氮基乙酰乙酸乙酯
~49%
3551-75-5
N,N'-bis(3-methylphenyl)oxamide
4755-77-5
草酰氯单乙酯