CH3 – CH3 → CH3 – CH2Cl → CH3 – CH2OH + CuO ? → CH3COOH

ch3-ch3 + cl2 --hν-> ch3-ch2-cl + hclch3-ch2-cl + naoh(водн) --t°-->  ch3-ch2-oh + naclch3-ch2-oh + cuo ---t°--> ch3-cho +cu + h2och3cho + ag2o ---nh3(изб),t°--> ch3cooh + 2ag↓