HC≡CH---(Cакт 400C)---> C6H6 ---(+СH3CI, AICI3)---> C6H5-CH3---(Br2, FeBr3)--->п-Br-C6H4-CH3---(KMnO4, H2SO4)---> п-Br-C6H4-COOH
НC≡CH---(Cакт 400C)---> C6H6 ---(+СH3CI, AICI3)---> C6H5-CH3 ---(KMnO4, H2SO4)---> C6H5-COOH---(Br2, FeBr3)---> м-Br-C6H4-COOH
CH4 + CI2 ---(hv)---> CH3CI + HCI