CH3-Cтройная свзяьС-СH3 + H2=CH3-CH=CH-CH3 (Ni,Pt,t=150-300)
CH3-CH=CH-CH3+H2=CH3-CH2-CH2-CH3
CH3-CH2-CH2-CH3+I2=CH3-CHI-CH2-CH3+HI
