CAS Registry Number

CAS 93-35-6 — 7-Hydroxycoumarin (Umbelliferone)

7-Hydroxycoumarin, also called umbelliferone, is a naturally occurring benzopyrone compound widely used as a fluorescent dye, UV absorber, and intermediate in organic synthesis, particularly in pharmaceuticals and agrochemicals. It appears as a white to pale yellow crystalline powder with a faint odor. This chemical has CAS number 93-35-6, a molecular formula of C9H6O3, and a molecular weight of 162.14 g/mol. It is stable under ambient storage conditions but requires careful handling as indicated by its warning signal word. Molekula supplies 7-Hydroxycoumarin from research to bulk quantities with full documentation and ISO 9001:2015 traceability.