C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/510.2
C07C 63/26 (2006.01)
Patent
CA 1173458
12,618 PROCESS FOR PREPARING 2,5-DICHLORO-TEREPHTHALIC ACID ABSTRACT OF THE DISCLOSURE This invention relates to a process of preparing 2,5-dichloroterephthalic acid by the catalytic air oxidation of 2,5-dichloro-p-xylene in the presence of a catalyst system consisting essentially of a cobalt compound, a manganese compound and a bromine compound. S P E C I F I C A T I O N -1-
369363
Hopley William G.
Union Carbide Corporation
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