$C_2H_4 + H_2O \xrightarrow{t^o,xt} C_2H_5OH$
$C_2H_5OH+ O_2 \xrightarrow{men\ giấm} CH_3COOH + H_2O$
$CH_3COOH + C_2H_5OH \buildrel{{H_2SO_4,t^o}}\over\rightleftharpoons CH_3COOC_2H_5 + H_2O$
$CH_3COOC_2H_5 + KOH \to CH_3COOK + C_2H_5OH$
\(C_2H_4+H_2O\rightarrow C_2H_5OH\)
\(C_2H_5OH+\left(CH_3CO\right)_2O\rightarrow CH_3COOH+CH_3COOC_2H_5\)
\(CH_3COOH+C_2H_5ONa\rightarrow NaOH+CH_3COOC_2H_5\)
\(KOH+CH_3COOC_2H_5\rightarrow C_2H_5OH+CH_3COOK\)