5(6)-Carboxy-2′,7′-dichlorofluorescein diacetate CAS 127770-45-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 127770-45-0 |
| Molecular Formula | 2*C25H32Cl2O9 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5(6)-Carboxy-2′,7′-dichlorofluorescein diacetate (CAS 127770-45-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: 2*C25H32Cl2O9. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | 2*C25H32Cl2O9 |
| Molecular Weight | 547.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
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- Semaglutide impurity 203 (CAS CATO-C4X-2226203)
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