Process for the preparation of diether diphthalic anhydrides

C - Chemistry – Metallurgy – 07 – D

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C07D 307/60 (2006.01) C07C 51/567 (2006.01)

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CA 1269391

PROCESS FOR THE PREPARATION OF DIETHER DIPHTHALIC ANHYDRIDES Abstract Diether diphthalic anhydrides are prepared by reacting fluorophthalic anhydride with an aromatic dihydroxyl compound in the presence of potassium fluoride and a polar, aprotic solvent.

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