Method for making aromatic ether imides

Details Method for making aromatic ether imides Method for making aromatic ether imides

1982-09-29

1984-09-11

Daus, Donald G.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548461, 548481, C07D20948

Patent

active

044711255

ABSTRACT:
A method is provided for making aromatic ether imides in the substantial absence of a solvent. A mixture of at least one halo-substituted phthalimide and at least one anhydrous alkali metal phenoxide salt is heated at a temperature at least sufficient to convert the halo-substituted phthalimide to the molten state and below the temperature at which the alkali metal phenoxide is thermally unstable.

REFERENCES:
patent: 3992407 (1976-11-01), Markezich
patent: 4257953 (1981-03-01), Williams et al.
patent: 4273712 (1981-06-01), Williams

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