Ch3-ch3-h2c=ch2-ch3-ch2-oh--ch3-c=o=h-ch3-c=o=oh

CH2=CH2 + H2O => C2H5OH СН3-СН2-ОН + СuO => CH3 -COH + Cu + H2O CH3-CH=О + 2Cu(OH)2 => CH3COOH + Cu2O↓ + H2О CH3COOH + C2H5OH/H(+) <=> CH3COOC2H5 + H2O