CH3COOH + Cl2 -> ClCH2COOH + HClClCH2COOH + Cl2 -> Cl2CHCOOH + HClCl2CHCOOH + Cl2 -> Cl3C-COOH + HClCl3C-COOH + NaOH -> Cl3C-COONa + H2O
CH3COOH + Cl2 -> ClCH2COOH + HCl
ClCH2COOH + Cl2 -> Cl2CHCOOH + HCl
Cl2CHCOOH + Cl2 -> Cl3C-COOH + HCl
Cl3C-COOH + NaOH -> Cl3C-COONa + H2O