Preparation and use of nitroterephthalamic acids

Details Preparation and use of nitroterephthalamic acids Preparation and use of nitroterephthalamic acids

1981-08-17

1983-08-16

Gerstl, Robert

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

Organic compounds

Carboxylic acids and salts thereof

C07C 7946

Patent

active

043993036

ABSTRACT:
2- and 3-Nitroterephthalamic acids are prepared by ammonolysis of dialkyl nitroterephthalates. The terephthalamic acids are useful as intermediates in the preparation of difunctional compounds useful in the preparation of aromatic polyamides and polybenzimidazoles.

REFERENCES:
Mar., Advanced Org. Chem., 2 Ed., p. 353, (1977).
McOmie, Protective Groups in Org. Chem., pp. 404-407, (1973).

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