CAS Registry Number

CAS 33864-99-2 — Alcian Blue 8GX (C.I. 74240)

Alcian Blue 8GX (C.I. 74240) is a copper-based polycationic dye used primarily in histology for staining acidic mucopolysaccharides and glycosaminoglycans in tissue sections. It is also employed in electrophoresis and biochemical assays. Available in powder form, it has a CAS number of 33864-99-2, a molecular formula of C56H68Cl4CuN16S4, and a molecular weight of 1298.86 g/mol. Stable at ambient temperature with no signal word required. Molekula supplies Alcian Blue 8GX from research to bulk quantities with full documentation and ISO 9001:2015 traceability.