CAS Registry Number

CAS 3511-90-8 — 4-Bromo-2,3,5,6-tetrafluoropyridine

4-Bromo-2,3,5,6-tetrafluoropyridine is a fluorinated heterocyclic compound widely used in organic synthesis, particularly for introducing fluorine substituents into pharmaceuticals, agrochemicals, and advanced materials. It serves as a key intermediate in the preparation of fluorinated pyridine derivatives with enhanced reactivity and biological activity. CAS 3511-90-8, molecular formula C5BrF4N, and molecular weight 229.96. Stored at ambient conditions, it carries a signal word of Warning for safety handling. Molekula supplies 4-Bromo-2,3,5,6-tetrafluoropyridine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.