Process for producing p-chlorobenzenes

Details Process for producing p-chlorobenzenes Process for producing p-chlorobenzenes

C - Chemistry, Metallurgy

07

C

260/652, 260/645

C07C 17/12 (2006.01) C07C 25/02 (2006.01) C07C 43/225 (2006.01)

Patent

CA 1262921

ABSTRACT A process for producing a p-chlorobenzene having the formula: Image (I) wherein R is a lower alkyl group, a lower alkoxy group or a halogen atom, which comprises chlorinating a benzene having the formula: Image (II) wherein R is as defined above, in a liquid phase in the presence of a catalyst, characterized in that the catalyst is a combination of an aliphatic alcohol having the formula: R'OH (III) wherein R' is a lower alkyl group or a lower haloalkyl group, and a zeolite having a SiO2/Al2O3 molar ratio of from 3 to 8 and a pore size of from 6 to 10 .ANG..

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