250338-50-2
2-bromomethyl-2-vinyl-1,3-dioxolane
→
~91%
155622-69-8
1-溴-2-酮-3-丁烯
180573-13-1
diethyl 3-oxocyclopentane-1,1-dicarboxylate
64341-49-7
1-溴-3-丁烯-2-醇
775-16-6
1-苄基-3-吡咯烷酮
775-15-5
1-苄基-3-羟基吡咯烷