CAS No. 477-73-6
Chemical Structure
Check the
Safranin O
product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.
Chemical Information
| CAS Number | 477-73-6 | |
|---|---|---|
| Molecular Formula |
C20H19N4.Cl |
|
| Molecular Weight (MW) | 350.85 |
Biological Activity
Safranin O is a classic cationic phenazinium dye widely utilized as a biological stain and spectroscopic indicator. It selectively binds to acidic glycosaminoglycans and proteoglycans in extracellular matrix, enabling histological visualization and quantification of articular cartilage content. Additionally, it serves as a redox indicator and counterstain in cytological applications to evaluate cellular morphology and tissue architecture across various biological research models. [1]
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Note: Technical data last updated: Sep 1, 2026.