(1) $2CH_4\xrightarrow{{1500^oC}} C_2H_2+3H_2$
(2) $C_2H_2+H_2O\xrightarrow{{HgSO_4, H_2SO_4, t^o}} CH_3CHO$
(3) $CH_3CHO+H_2\xrightarrow{{Ni, t^o}} C_2H_5OH$
(4) $C_2H_5OH+CuO\xrightarrow{{t^o}} CH_3CHO+Cu+H_2O$
(5) $2CH_3CHO+O_2\xrightarrow{{Mn^{2+}, t^o}} 2CH_3COOH$
(6) $2CH_3COOH+CaO\to (CH_3COO)_2Ca+H_2O$
(7) $CaC_2+2H_2O\to Ca(OH)_2+C_2H_2$
(8) $(\kern-6pt-C_6H_{10}O_5-\kern-6pt)_n+nH_2O\xrightarrow{{H^+, t^o}} nC_6H_{12}O_6$
(9) $C_6H_{12}O_6\xrightarrow{{\text{men rượu}}} 2CO_2+2C_2H_5OH$
(10) $C_2H_5OH+O_2\xrightarrow{{\text{men giấm}}} CH_3COOH+H_2O$
(11) $2C_2H_5OH\xrightarrow{{H_2SO_4 đ, 140^oC}} C_2H_5-O-C_2H_5+H_2O$
(12) $C_2H_5OH\xrightarrow{{H_2SO_4 đ, 170^oC}} C_2H_4+H_2O$