39687-95-1
异腈基乙酸甲酯
+
108-24-7
乙酸酐
→
~93%
41172-57-0
5-甲基恶唑-4-甲酸甲酯
706822-01-7
N-(1-methoxycarbonyl-2-oxopropyl)formamide
~45%
75-36-5
乙酰氯
24762-04-7
2-diazonio-1-methoxy-3-oxobut-1-en-1-olate