Process for the production of 2,5-dichlorotoluene

Details Process for the production of 2,5-dichlorotoluene Process for the production of 2,5-dichlorotoluene

1976-03-22

1977-06-21

Horwitz, D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 2504

Patent

active

040311465

ABSTRACT:
Dichlorotoluene that contains at least 55 percent of 2,5-dichlorotoluene is prepared by contacting ortho-chlorotoluene with chlorine in the presence of a chlorination catalyst that is either a metal sulfide or a mixture of a ring-chlorination catalyst and a co-catalyst that is a sulfur compound to form a reaction mixture containing ortho-chlorotoluene, dichlorotoluene, and trichlorotoluene and separating dichlorotoluene from the reaction mixture.

REFERENCES:
patent: 1946040 (1934-02-01), Stoesser et al.
patent: 3000975 (1961-09-01), Di Bella
patent: 3226447 (1965-12-01), Bing et al.

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