3 CH3-CH(OH)-CH3 + 3 HBr → 3 CH3-CHBr-CH3 + 3 H2O3 CH3-CHBr-CH3 + 3 Br2 → 3 CH3-CBr2-CH33 CH3-CBr2-CH3 + 3 Zn → 3 CH3-C=CH + 3 ZnBr23 CH3-C=CH + 3 Cl2 → 3 CH3-CCl-CH33 CH3-CCl-CH3 + 3 CH3COOH → 3 CH3-C(O)CH3 + 3 HCl
3 CH3-CH(OH)-CH3 + 3 HBr → 3 CH3-CHBr-CH3 + 3 H2O
3 CH3-CHBr-CH3 + 3 Br2 → 3 CH3-CBr2-CH3
3 CH3-CBr2-CH3 + 3 Zn → 3 CH3-C=CH + 3 ZnBr2
3 CH3-C=CH + 3 Cl2 → 3 CH3-CCl-CH3
3 CH3-CCl-CH3 + 3 CH3COOH → 3 CH3-C(O)CH3 + 3 HCl