Di:ethylamine salt of 2,5-di:hydroxybenzene sulphonic acid prepn

The salt is made by (a) reacting hydroquinone with a sulphonating agent in a chlorinated solvent to obtain 2,5-hydroxy benzene sulphonic acid; and (b) reacting this, isolated as an aq. soln., with diethylamine. The salt is made by (a) reacting hydroquinone with a sulphonating agent in a chlorinated solvent to obtain 2,5-hydroxy benzene sulphonic acid and (b) reacting this, isolated as an aq. soln., with diethylamine. (Machine-translation by Google Translate, not legally binding) PROCEDIMIENTO DE PREPARACION DE LA SAL DE DIETILAMINA DEL ACIDO 2,5-DIHIDROXIBENCENOSULFONICO, QUE CONSISTE EN HACER REACCIONAR LA HIDROQUINONA CON UN AGENTE SULFONANTE EN EL SENO DE UN DISOLVENTE CLORADO PARA OBTENER EL ACIDO 2,5-DIHIDROXIBENCENOSULFONICO, Y LUEGO SE HACE REACCIONAR ESTE ULTIMO, AISLADO EN FORMA DE SOLUCION ACUOSA, CON DIETILAMINA.