CAS Registry Number

CAS 303-38-8 — 2,3-Dihydroxybenzoic acid

2,3-Dihydroxybenzoic acid is an organic compound featuring two hydroxyl groups and a carboxyl group on adjacent benzene ring positions, primarily used as a building block in pharmaceutical synthesis, as a chelating agent, and in the production of UV absorbers and antioxidants. It is a white to off-white crystalline powder with a CAS number of 303-38-8, molecular formula (HO)2C6H3CO2H, and molecular weight of 154.12 g/mol. Store at ambient conditions under dry conditions. The product carries a signal word of "Warning" per GHS classification. Molekula supplies 2,3-Dihydroxybenzoic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.