CAS Registry Number

CAS 626-64-2 — 4-Hydroxypyridine (4-Pyridinol)

4-Hydroxypyridine (4-pyridinol) is a heterocyclic organic compound with a hydroxyl group attached to the pyridine ring, primarily used in pharmaceutical synthesis, agrochemicals, and as a precursor for various chemical derivatives. It appears as a white to off-white crystalline solid with a faint odor. Key specifications include a CAS number of 626-64-2, molecular formula C5H5NO, and a molecular weight of 95.10 g/mol. Store at ambient conditions; handle with caution as it carries a "Danger" signal word. Molekula supplies 4-Hydroxypyridine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.