ORGANIC CHEMISTRY Chapter 15 1. When the carbocation formed from an alkyl halide alkene, or alcohol can rearrange to a more stable al carbocation, t usually does so, and the major product obtained from the reaction is usually the one from the more stable carbocation 成成 H+ I+ 3079 H CH3 CH2CH2CI AlCI3-+CH3 CHCH CH3CHCH Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 15 1. When the carbocation formed from an alkyl halide, alkene, or alcohol can rearrange to a more stable carbocation, t usually does so, and the major product obtained from the reaction is usually the one from the more stable carbocation. CH(CH3)2 +CH3CH2CH2Cl CH2CH2CH3 + 30% 70% AlCl3 CH3CH2CH2Cl AlCl + 3 CH3CHCH2 H CH3CHCH3