Process for preparing chlorinated compounds

Details Process for preparing chlorinated compounds Process for preparing chlorinated compounds

1981-03-24

1982-09-28

Gantz, Delbert E.

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

Organic compounds

Halogen containing

570208, 570144, C07C 1712

Patent

active

043519750

ABSTRACT:
A process for the preparation of monochlorinated and dichlorinated bis-(perhalomethyl)-benzenes of the formula (I) by reacting bis-(perhalomethyl)-benzenes of the formula (II) with elementary chlorine in chlorosulfonic acid as the reaction medium, at a temperature of, preferably, 0.degree. to 10.degree. C. The present invention makes it possible to obtain pure compounds of the formula (I), in high yields, in a single process step.

REFERENCES:
patent: 4190609 (1980-02-01), Len

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