CH3 CH3 CH3
| | |
CH3-C-CH2-CH-CH3 其结构式也错了,应是
+
CH3 CH3 CH3
| | |
CH3-C-CH-CH-CH3.该重排反应发生的是甲基迁移,故
+
+CH2 CH3
| |
CH3-C-CH2-CH-CH3的左边第一个甲基发生迁移,接到碳正离子上,+下移形成叔碳正离子,即
|
CH3
得到第一个分子式了.
CH3 CH3 CH3
| | |
CH3-C-CH2-CH-CH3 其结构式也错了,应是
+
CH3 CH3 CH3
| | |
CH3-C-CH-CH-CH3.该重排反应发生的是甲基迁移,故
+
+CH2 CH3
| |
CH3-C-CH2-CH-CH3的左边第一个甲基发生迁移,接到碳正离子上,+下移形成叔碳正离子,即
|
CH3
得到第一个分子式了.