CAS Registry Number

CAS 63589-25-3 — 6-Nitronaphthalene-1,2-azoxy-4-sulfonic acid

6-Nitronaphthalene-1,2-azoxy-4-sulfonic acid is an organic compound primarily used as a dye intermediate in the synthesis of azo dyes and pigments for textiles, plastics, and other materials. It features a nitro-substituted naphthalene structure linked by an azoxy group and a sulfonic acid moiety, enabling strong colorfastness and solubility. This chemical has a CAS number of 63589-25-3, a molecular formula of C10H5N3O6S, and a molecular weight of 295.2282 g/mol. It is stable at ambient storage conditions with no signal word classification. Molekula supplies 6-Nitronaphthalene-1,2-azoxy-4-sulfonic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.