108-24-7
乙酸酐
+
623-70-1
反式-2-丁烯酸乙酯
→
~80%
55424-74-3
ethyl 3-methyl-4-oxopentanoate
105-36-2
溴代乙酸乙酯
17795-76-5
2-Butanone, 3-(tributylstannyl)-
~65%
7796-71-6
ethyl 3-methylpent-4-enoate
~56%
107987-07-5
ethyl 2-(bromomethyl)-2-methyl-3-oxobutanoate
6628-79-1
3-甲基-4-氧代戊酸