Process for the preparation of aromatic carboxylic acids containing nitrogen heterocycles.

摘要

It DESCRIBES A PROCEDURE FOR OBTAINING CARBOXYLIC ACIDS Heterocyclic aromatic nitrogen Hydrolysis ALKALINE carboxamides OF RELEVANT N-heterocycles. Carboxamides OBTAINED FROM THE NHETEROCICLOS by reacting with formamide in the presence of acid peroxodisulfuric OR A peroxodisulfate.