2,7-Dihydroxy-9H-fluoren-9-one CAS 42523-29-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 42523-29-5 |
| Molecular Formula | C13H8O3 |
| Molecular Weight | 212.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,7-Dihydroxy-9H-fluoren-9-one (CAS 42523-29-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H8O3. Molecular weight: 212.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H8O3 |
| Molecular Weight | 212.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
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- 5-OXo-n-[2-(trifluoromethyl)phenyl]prolinamide (CAS 1048971-78-3)
- 6-[(4-Methylphenyl)thio]-2-oxo-9-(2',3',5'-tri-O-acetyl-b-D-ribofuranosyl)-2,3-dihydropurine (CAS 135041-24-6)
- N'-benzoyl-1-tosylpiperidine-4-carbohydrazide (CAS 478030-12-5)
- Peptide 440 (CAS CATO-CPTD788440)
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