Превратите С H3-CH3-›CH3-CH2CL-›CH2=CH2-›CH3-CH2OH

СН3-СН3 + Сl2 -> CH3-CH2-Cl + HCl

CH3-CH2-Cl -> CH2=CH2 + HCl

CH2=CH2 + HOH -> CH3-CH2-OH