Process for the directed chlorination of alkylbenzenes

Details Process for the directed chlorination of alkylbenzenes Process for the directed chlorination of alkylbenzenes

C - Chemistry, Metallurgy

07

C

260/653.5

C07C 25/02 (2006.01) B01J 31/02 (2006.01) C07C 17/12 (2006.01)

Patent

CA 1069942

PROCESS FOR THE DIRECTED CHLORINATION OF ALKYLBENZENES ABSTRACT A process for the production of nuclear chlorinated alkylbenzenes comprises reacting an alkylbenzene with chlorine in the presence of a catalyst system comprising a Lewis acid catalyst and a thianthrene co- catalyst. The nuclear chlorinated alkylbenzene products prepared in this manner are characterized by a substantially reduced ratio of orthochloro to parachloro isomer. - 1 -

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