Difluoro-s-triazinylamino-hydroxynaphthalene-sulfonic acid

Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system

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260153, C07D25144

Patent

active

041895703

ABSTRACT:
Process for producing compounds of the formula ##STR1## wherein R is hydrogen, methyl or ethyl, and n is 1 or 2, which process comprises condensing aminohydroxynaphthalenesulphonic acids of the formula ##STR2## with 2,4,6-trifluoro-s-triazine, in an aqueous solution or suspension, within a pH range which is defined by

REFERENCES:
patent: 3945989 (1976-03-01), Angliker et al.

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