CH3-CH(CH3)-CH2-CH3+ Cl2 ⇒ Cl-CH2-CH(CH3)-CH2-CH3 + HCl (1)
CH3- CH(CH3)-CH2-CH3 + Cl2 ⇒ CH3-CH(CH3)-CH2-CH2-Cl + HCl (2)
CH3-CH(CH3)-CH2-CH3 + Cl2 ⇒ CH3-CH(CH3)-CHCl-CH3 + HCl (3)
CH3-CH(CH3)-CH2-CH3 + Cl2 ⇒ CH3-ClCH(CH3)-CH2-CH3 + HCl (4)
%(1) = %(2) = 1·9·100(1·9 + 3·2 + 4,5·1) = 46,15%
% (3) = 3·2·100/19,5 = 30,769%
%(4) = 4,5·1·100/19,5 = 20,077%