CAS Registry Number

CAS 90-46-0 — 9-Hydroxyxanthene

9-Hydroxyxanthene is an organic compound belonging to the xanthene family, primarily used as a fluorescent dye and intermediate in the synthesis of pharmaceuticals, agrochemicals, and optical brighteners. It appears as a pale yellow to white crystalline powder with limited solubility in water. This chemical has a CAS number of 90-46-0, a molecular formula of C13H10O2, and a molecular weight of 198.22 g/mol. It should be stored between 2 to 8°C in a cool, dry place. The product carries a **Warning** signal word for safety handling. Molekula supplies 9-Hydroxyxanthene from research to bulk quantities with full documentation and ISO 9001:2015 traceability.