\( CH\equiv CH + {H_2}O\xrightarrow{{t^0,HgSO_4}} CH_3CHO\)
\(2CH_3CHO+O_2 \xrightarrow{{t^0}} 2CH_3COOH\)
\(CH_3COOH+CH\equiv CH\xrightarrow{{(CH_3COO)_2Zn}}\) \(CH_3COO-CH=CH_2\)
\(nCH_3COO-CH=CH_2 \xrightarrow{{{t^0},p,xt}}\) \( (-CH(OOCCH_3)-CH_2-)_n\)
\( (-CH(OOCCH_3)-CH_2)_n + nNaOH \xrightarrow{t^0} \) \(nCH_3COONa + (-CH(OH)-CH_2-)_n\)
