2009-98-5
Pentanoic acid, 2-diazo-3-oxo-, ethyl ester
→
126580-08-3
2-diazonio-1-ethoxy-3-hydroxypent-1-en-1-olate
623-73-4
重氮乙酸乙酯
+
123-38-6
丙醛
4949-44-4
丙酰乙酸乙酯
4027-57-0
3-甲基吡唑-5-甲酸乙酯