CH4 + Br2 -(t°C)-> CH3Br + HBr
2CH4 -(1500°C, 0,1 c)-> HC≡CH + 3H2
HC≡CH + NaNH2 -(-33°C, жидкий NH3)-> NaC≡CH + NH3
NaC≡CH + CH3Br -(-33°C, жидкий NH3)-> CH3-C≡CH + NaBr
CH3-C≡CH + H2 -(Pd/BaSO4/хинолин)-> CH3-CH=CH2
CH3-CH=CH2 + Cl2 -(500°C)-> ClCH2-CH=CH2 + HCl
ClCH2-CH=CH2 + Cl2 -(CCl4)-> ClCH2-CHCl-CH2Cl