Ch2-ch-ch-ch-ch-c=o→ch3ch2oh→ch3c=o→ch3c=o→ch2clc=o→ch2nh2c=o
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1)c6h12o6→(над стрелкой дрожжи)2c2h5oh + 2co2
2)c2h5oh + cuo→ch3coh + cu + h2o
3)ch3coh + 2cu(oh)2→(над стрелкой t )ch3cooh + cu2o + h2o
4)ch3cooh + cl2→(над стрелкой P5(красн. фосфор)) + ch2clcooh + hcl
5)ch3cooh + nh3→ch2nh2cooh + hcl