Tetrabromofluorescein Potassium Salt,85.00% CAS 56897-54-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56897-54-2 |
| Molecular Formula | C20H6Br4K2O5 |
| Molecular Weight | 724.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Tetrabromofluorescein Potassium Salt,85.00% (CAS 56897-54-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C20H6Br4K2O5. Molecular weight: 724.07 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C20H6Br4K2O5 |
| Molecular Weight | 724.07 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Br-containing |
Recommended Standards
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- Imatinib Impurity N13 (CAS 36747-64-5)
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- Semaglutide impurity 80 (CAS CATO-C4X-222680)
Why CATO?
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