Numéro CAS

CAS 22326-31-4 — Acide 5-sulfoisophtalique

5-Sulfoisophthalic acid is an organic sulfonic acid widely used as a key intermediate in the synthesis of dyes, surfactants, and high-performance polymers, including polyesters and polyamides. It is a versatile building block for specialty chemicals requiring water solubility and thermal stability. This compound has a CAS number of 22326-31-4, a molecular formula of C6H3(COOH)2SO3H, and a molecular weight of 246.19. It must be stored between 2 to 8°C and carries a **Danger** signal word due to its hazardous properties. Molekula supplies 5-Sulfoisophthalic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.