CH=-CH + H2 -> CH2=CH2 (t, kat)
CH2=CH2 + HCl -> CH3-CH2-Cl
CH3-CH2-Cl + 2Na + Cl-CH2-CH3 -> CH3-CH2-CH2-CH3 + 2NaCl
CH3-CH2-CH2-CH3 -> CH3-CH(CH3)-CH3 ( AlCl3)
