Process for the preparation of 4-bromophthalic anhydride

Details Process for the preparation of 4-bromophthalic anhydride Process for the preparation of 4-bromophthalic anhydride

C - Chemistry, Metallurgy

07

D

260/364.8

C07D 307/89 (2006.01) C07C 51/567 (2006.01)

Patent

CA 2025904

Case 6135 JHE/kmf 11/15/89 ABSTRACT OF THE INVENTION PROCESS FOR THE PREPARATION OF 4-BROMOPHTHALIC ANHYDRIDE A process for the production of 4-bromophthalic anhydride which comprises the reaction of 4-chlorotetrahydrophthalic anhydride with elemental bromine, in the presence of a catalytically effective amount of iron or an iron salt is disclosed.

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