CH4 + 2O2 -> CH2=CH2 + 2H2OCH2=CH2 + 2H2O + O -> CH3CHO + H2OCH3CHO + CH3COOH -> CH3COOC2H5 + H2OCH3COOC2H5 + NaOH -> CH3COONa + C2H5OH
CH4 + 2O2 -> CH2=CH2 + 2H2O
CH2=CH2 + 2H2O + O -> CH3CHO + H2O
CH3CHO + CH3COOH -> CH3COOC2H5 + H2O
CH3COOC2H5 + NaOH -> CH3COONa + C2H5OH