Preparation of arylene-bis-maleimides

Details Preparation of arylene-bis-maleimides Preparation of arylene-bis-maleimides

1979-11-19

1980-10-07

Berch, Mark L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2603265FM, C07D40310

Patent

active

042267765

ABSTRACT:
A process for preparing arylene-bis-maleimides by the reaction of an arylenediamine with maleic anhydride followed by treatment of the intermediate compound with acetic anhydride wherein the process is carried out in acetic acid and in the presence of a tertiary amine and the acetic acid to acetic anhydride mole ratio does not exceed 1.3.

REFERENCES:
patent: T971003 (1978-06-01), Orphanides
patent: 4154737 (1979-05-01), Orphanides
Lillford et al., J. Chem. Soc. (B), 1967.

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