4056-82-0
3-ethenyl-2,2-dimethylcyclobutan-1-one
→
108804-60-0
2-ethenyl-1,1-dimethylcyclobutane
4056-81-9
41044-64-8
cis-2-methyl-hepta-1,5-diene
14072-86-7
4,4-二甲基环己烯
106-99-0
1,3-丁二烯
115-11-7
异丁烯
13643-06-6
2-methyl-hepta-1,6-diene