3,6-Diamino-9H-fluoren-9-one CAS 83740-04-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 83740-04-9 |
| Molecular Formula | C26H36N2O8 |
| Molecular Weight | 504.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,6-Diamino-9H-fluoren-9-one (CAS 83740-04-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H36N2O8. Molecular weight: 504.57 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C26H36N2O8 |
| Molecular Weight | 504.57 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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