Process for preparing aromatic bisimides

Details Process for preparing aromatic bisimides Process for preparing aromatic bisimides

C - Chemistry, Metallurgy

07

D

260/306.1

C07D 209/48 (2006.01)

Patent

CA 1085858

PROCESS FOR PREPARING AROMATIC BISIMIDES ABSTRACT OF THE DISCLOSURE N, N'-alkylene-bis-tetrahalophthalimides, such as N, N- ethylene-bis-tetrabromophthalimide, are prepared by reacting about two molar proportions of a tetrahalophthalic anhydride, such as tetrabromophthalic anhydride, with one molar proportion of a diamino- alkane containing 2-6 carbon atoms, such as 1,2-diaminoethane, in an aqueous medium.

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