344423-21-8
4-(Dimethylhydrazono)-2-pentensaeure-methylester
→
~93%
4188-88-9
乙酰丙烯酸甲酯
55134-90-2
methyl 2-hydroxy-4-oxopentanoate
~88%
+
26453-27-0
methyl 2-methoxy-4-oxopentanoate
67-56-1
甲醇
79865-14-8
α,β-dibromoethyl ester of β-acetylacrylic acid
~85%
79865-16-0
2-butylthioethyl β-acetylacrylate
~76%
5331-37-3
2-正丁硫基乙醇
624-45-3
乙酰丙酸甲酯
~34%
1552-33-6
5,5,5-trichloro-4-hydroxypentan-2-one
74-88-4
甲基碘
22414-24-0
2,5-二氢-2,5-二甲氧基-2-甲基呋喃
21204-67-1
methyl (triphenylphosphoranylidene)acetate
598-31-2
溴丙酮
18492-07-4
55134-82-2
methyl 3-methyl-4,5-dihydro-5-isoxazolecarboxylate
79865-08-0
2-chloro-2,3-dimethoxy-1,4-dioxane
4743-82-2
3-乙酰基丙烯酸
620-02-0
5-甲基呋喃醛
4188-87-8
3-bromo-2,5-dimethoxy-2-methyl-2,5-dihydrofuran
186581-53-3
重氮甲烷
123-76-2
乙酰丙酸