78-79-5
异戊二烯
→
627-21-4
2-戊炔
+
598-23-2
3-甲基-1-丁炔
53177-35-8
18631-84-0
1-methyl-2-methylidenecyclopropane
52194-08-8
1-Bromo-2,3-dimethylcyclopropane
591-96-8
2,3-戊二烯