14794-31-1
丁二酸单乙酯酰氯
+
18107-18-1
三甲基硅烷化重氮甲烷
→
14594-24-2
ethyl 5-chloro-4-oxopentanoate
61844-36-8
1-diazonio-5-ethoxy-5-oxopent-1-en-2-olate
26191-44-6
(2Z)-(5-oxo-2-pyrrolidinylidene)-Acetic acid ethyl ester
106-60-5
5-氨基乙酰丙酸
92632-81-0
5-邻苯二甲酰亚氨基乙酰丙酸
60254-71-9
5-氯-4-氧代戊酸