+\(CH_4\) \(\underrightarrow{1500^oC}\) \(C_2H_2+H_2\)
\(C_2H_2+H_2\) \(\underrightarrow{Pd\text{/}PbCO_3,t^o}\) \(C_2H_4\)
\(C_2H_4\)\(+H_2O\) \(\underrightarrow{xt,t^o}\) \(C_2H_5OH\)
\(2C_2H_5OH+O_2\) \(\underrightarrow{men,t^o}\) \(2CH_3COOH\)
\(C_2H_5OH\) \(+CH_3COOH\) \(\underrightarrow{H_2SO_4,t^o}\) \(CH_3COOC_2H_5+H_2O\)
+\(C_2H_2+HCl\) \(\underrightarrow{xt,t^o}\) \(CH_2=CHCl\)
\(nCH_2=CHCl\) \(\underrightarrow{xt,p,t^o}\) \(\left(-CH_2-CHCl-\right)_n\)