Process and catalyst mixture for the para-directed chlorination

Details Process and catalyst mixture for the para-directed chlorination Process and catalyst mixture for the para-directed chlorination

1979-09-07

1981-02-10

Davis, Curtis R.

Organic compounds -- part of the class 532-570 series

Organic compounds

Halogen containing

570210, C07C 2506

Patent

active

042501229

ABSTRACT:
A process for the para-directed chlorination of alkylbenzenes comprises reacting an alkylbenzene with chlorine in the presence of a catalyst mixture previously prepared by the steps of (a) reacting sulfur monochloride with toluene or chlorotoluene in the presence of a Lewis acid catalyst, and (b) reacting the reaction product of step (a) with chlorine.

REFERENCES:
patent: 3217044 (1965-11-01), Klug et al.
patent: 4069263 (1978-01-01), Lin

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