Переход:ацетилен->метилацетат
2CH4 -> C2H2 + 3H2 (1500 C) C2H2 + H2O -> CH3CHO (H+, Hg2+) CH3CHO -> CH3COOH (K2Cr2O7, H+) CH3COOH + CH3OH -> CH3COOCH3