Process for preparing 1,2-dichlorobenzene

Details Process for preparing 1,2-dichlorobenzene Process for preparing 1,2-dichlorobenzene

1988-07-14

1989-05-02

Lone, Werren B.

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

Organic compounds

Halogen containing

C07C 1700, C07C 2508

Patent

active

048270571

ABSTRACT:
1,2-Dichlorobenzene can be prepared by reacting 1,2,4-trichlorobenzene in the gas phase with hydrogen. The reaction is carried out at a temperature from the boiling point of the starting material up to about 400.degree. C. and over a platinum-spinel catalyst.

REFERENCES:
patent: 2866828 (1958-12-01), Crowder et al.
patent: 2886605 (1959-05-01), McClure et al.
patent: 2943114 (1960-06-01), Redman et al.
patent: 2949491 (1960-08-01), Rucker
patent: 3595931 (1971-07-01), Hay et al.

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