Rosuvastatin EP Impurity C Sodium Salt CAS 1620823-61-1
| CAS No. | 1620823-61-1 |
| Molecular Formula | C22H25FN3O6S. |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Rosuvastatin EP Impurity C Sodium Salt.
Rosuvastatin EP Impurity C Sodium Salt (CAS 1620823-61-1) is a certified pharmaceutical impurity reference standard with the molecular formula C22H25FN3O6S.Na and a molecular weight of 501.50 g/mol.
The molecular framework of Rosuvastatin EP Impurity C Sodium Salt (C22H25FN3O6S.Na) is characterized by a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
CATO manufactures Rosuvastatin EP Impurity C Sodium Salt under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C22H25FN3O6S. Na |
| Molecular Weight | 501.50 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) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Rosuvastatin Standards
- Rosuvastatin Impurity 205 (CAS 1007871-85-3)
- Rosuvastatin EP Impurity L Calcium(Mixture of Diastereomers) (CAS 1024064-70-7)
- Rosuvastatin Impurity 267 (CAS 1031246-43-1)
- Rosuvastatin Impurity 19 (CAS 1035595-71-1)
- Rosuvastatin Impurity 27 (CAS 1044518-75-3)
- Rosuvastatin Impurity 192 (CAS 1092844-00-2)
- Rosuvastatin Impurity 123 (CAS 1112048-62-0)
- Rosuvastatin Impurity 37 (CAS 1197348-98-3)
Recommended Standards
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- 2-Fluoro-6-(trifluoromethyl)pyridine-4-acetic acid (CAS 1227513-60-1)
- 3-(3-Chloropropyl)-3,4,7,12-tetrahydro-1H-[1,2,5]triazepino[1,2-b]phthalazine-1,5(2H)-dione (CAS 81215-85-2)
- 3-(tert-Butoxycarbonyl)-3-azaspiro[5.5]undecane-9-carboxylic acid (CAS 170228-81-6)
- (E)-2-(ethylthio)-1-methyl-5-((2-(2,4,6-trichlorophenyl)hydrazono)methyl)-1H-imidazole (CAS 477845-49-1)
- Semaglutide Impurity 123 (CAS 71997-93-8)
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 18665070610 / Nicole.chen@cato-chem.com