Process for the preparation of naphthalene-1,4-dicarboxylic acid

Details Process for the preparation of naphthalene-1,4-dicarboxylic acid Process for the preparation of naphthalene-1,4-dicarboxylic acid

1981-06-22

1983-03-08

Trousof, Natalie

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

Organic compounds

Carboxylic acids and salts thereof

2604381, 260465D, C07C 5108

Patent

active

043762140

ABSTRACT:
Process for the preparation of naphthalene-1,4-dicarboxylic acid, wherein 4-bromo-1-naphthoic acid is reacted with at least 1 mole of copper-(I) cyanide per mole of 4-bromonaphthoic acid in a polar, aprotic solvent, and the copper salt complex of 4-cyanonaphthoic acid thus obtained is saponified in an alkaline medium.

REFERENCES:
patent: 3393220 (1968-07-01), Winnick et al.

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