156979-41-8
→
~97%
23000-15-9
2,5-二乙基-1,3-噁唑-4-羧酸乙酯
174902-36-4
~95%
2009-97-4
重氮基乙酰乙酸乙酯
+
75-05-8
乙腈
~52%
609-09-6
酮基丙二酸二乙酯
81357-07-5
diethyl 2-acetyliminopropanedioate
105989-35-3
4-acetylamino-3-oxo-butyric acid ethyl ester
66299-21-6
(E)-ethyl 2-(acetylamino)crotonoate
63888-50-6
toluene-4-sulfonic acid-(4-methyl-3-nitro-anilide)
19780-35-9
ethyl 3-methyloxirane-2-carboxylate
5408-04-8
2-(羟亚氨基)乙酰乙酸乙酯
5431-93-6
alpha-(乙酰基氨基)乙酰基乙酸乙酯