1 RX Typically Undergoes Shift lonization with rearrangement gives isopropyl cation H CH3-CH2-CH2-CI AICl CH3-C-CH2-CI---AICl CH3-C-CH3 +-AICl H H Reaction with benzene gives isopropylbenzene CH; CH-CH C-CH3 +HCI AICls H 1 o RX Typically Undergoes Shift