Atorvastatin Impurity N5 CAS 1403667-07-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1403667-07-1 |
| Molecular Formula | C14H9Cl2FO |
| Molecular Weight | 283.13 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Atorvastatin Impurity N5 (CAS 1403667-07-1) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C14H9Cl2FO. Molecular weight: 283.13 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C14H9Cl2FO |
| Molecular Weight | 283.13 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Cl-containing |
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- Atorvastatin Impurity 140 (CAS CATO-C4X-1132140)
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Recommended Standards
- Methyl 3-chloro-5-(chlorosulfonyl)-4-methylbenzoate (CAS 1340043-46-0)
- 1-(4-Chloro-3-fluorophenyl)-2-(3-chlorophenyl)ethan-1-one (CAS 1623432-55-2)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline-8-carbaldehyde (CAS 1310383-99-3)
- N-Nitroso Dexchlorpheniramine impurity 9 (CAS CATO-C4X-16119)
- Topiramate Impurity 12 (CAS CATO-C4X-176812)
- 6-(Tert-butyl)-2-chloro-4,5,6,7-tetrahydrobenzo[d]thiazole (CAS 1235441-23-2)
- 4-Chloro-n-(1-cyanocyclopentyl)benzamide (CAS 912762-28-8)
- Ozenoxacin Impurity 26 (CAS CATO-C4X-279626)
- 3-Bromo-5-fluoro-N,N-diethylaniline (CAS 1809161-70-3)
- Semaglutide impurity 249 (CAS CATO-C4X-2226249)
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