36297-22-0
cis-.α.-Bromocrotonic acid
+
75-03-6
碘乙烷
→
59065-89-3
ethyl 2-bromobut-2-enoate
64-17-5
乙醇
10544-63-5
2-丁烯酸乙酯
86387-67-9
ethyl 2,3-dioxo-5-methyltetrahydrofuran-4-carboxylate
609-11-0
2,3-二溴正丁酸乙酯