para-Hydroxy Atorvastatin-d5 Calcium Salt CAS 265989-45-5
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 265989-45-5 |
| Molecular Formula | 2*C33H29D5FN2O6 Ca |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
para-Hydroxy Atorvastatin-d5 Calcium Salt (CAS 265989-45-5) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: 2*C33H29D5FN2O6 Ca. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | 2*C33H29D5FN2O6 Ca |
| Molecular Weight | 618.75 g/mol |
| Purity | >95% |
| 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) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Donepezil EP impurity B (CAS 2107-69-9)
- Fudosteine Impurity 69 HCl (CAS CATO-C4X-144769)
- FRAX597 (CAS 1286739-19-2)
- 7-Chloro-4-fluoro-1H-benzimidazole (CAS 1360902-14-2)
- 2-Bromo-5,6-dihydro-4H-cyclopenta[b]thiophen-3-amine (CAS 1602158-73-5)
- S-(-)-Bisoprolol Fumarate (CAS 216309-94-3)
- SAMS Peptide (CAS 125911-68-4)
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