1-Hydroxy-4-((4-(2-hydroxyethyl)phenyl)amino)anthracene-9,10-dione CAS 71335-86-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 71335-86-9 |
| Molecular Formula | C25H23ClN2O7 |
| Molecular Weight | 498.91 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Hydroxy-4-((4-(2-hydroxyethyl)phenyl)amino)anthracene-9,10-dione (CAS 71335-86-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C25H23ClN2O7. Molecular weight: 498.91 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C25H23ClN2O7 |
| Molecular Weight | 498.91 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Cholecalciferol Impurity 29 (CAS CATO-C4X-158629)
- Avanafil Impurity 51 (CAS CATO-C4X-111851)
- N-(4-Methoxyphenyl)-2-{N-[3-(trifluoromethyl)phenyl]4-chlorobenzenesulfonamido}acetamide (CAS 337922-19-7)
- 5-Bromo-3-(difluoromethyl)-2-methylpyridine (CAS 1346543-53-0)
- n-(Cyclopropylmethyl)-4-ethylaniline (CAS 1156164-78-1)
- [S(R)]-N-[(S)-[2-(Dicyclohexylphosphino)phenyl]-1-naphthalenylmethyl]-N,2-dimethyl-2-propanesulfinamide (CAS 2241598-33-2)
- Benzylpenicillin Impurity 31 (CAS CATO-C4X-189931)
- 1-(2,2-Difluoroethyl)-3,5-dimethyl-1h-pyrazol-4-amine (CAS 1006348-51-1)
- 8-Isopropyl-1H-purin-6(7H)-one (CAS 227955-03-5)
- Semaglutide impurity 46 (CAS CATO-C4X-222646)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com