5(6)-Carboxynaphthofluorescein CAS 128724-35-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 128724-35-6 |
| Molecular Formula | C28H18O3 |
| Molecular Weight | 402.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5(6)-Carboxynaphthofluorescein (CAS 128724-35-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C28H18O3. Molecular weight: 402.44 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C28H18O3 |
| Molecular Weight | 402.44 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
Related Carboxynaphthofluorescein Standards
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Why CATO?
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