c. CH3CHCHCH2OH HBr OH d.CH3CH=CHCH— CH3CH CHCH, cHCH→CHCH Br CHa Ch 解:a.(CH3)2 CICHCH2 b.HC-C=C一CH2CH2 C CH3CH=CHCH2--Br+CH3 -CH-CH=CH2 Br dCi2+H20:NaOH