105-56-6
氰乙酸乙酯
+
100-63-0
苯肼
→
~51%
28710-97-6
3 -氨基- 1 -苯基-1H -吡唑- 5-醇
39632-87-6
ethyl 3-amino-3-ethoxyprop-2-enoate
81711-62-8
Butanedioic acid, 2-(2-phenylhydrazinylidene)-, 1,4-diethyl ester
28710-96-5
735211-22-0
3-amino-3-phenylhydrazono-propionic acid ethyl ester