Roxadustat Impurity N4 CAS 1421312-33-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1421312-33-5 |
| Molecular Formula | C17H12ClNO4 |
| Molecular Weight | 329.73 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Roxadustat Impurity N4 (CAS 1421312-33-5) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H12ClNO4. Molecular weight: 329.73 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H12ClNO4 |
| Molecular Weight | 329.73 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Roxadustat Standards
- Roxadustat Impurity 23 (CAS CATO-C4X-221323)
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- Roxadustat Impurity 77 (CAS CATO-C4X-221377)
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- Roxadustat impurity 111 (CAS CATO-C4X-2213111)
- Roxadustat Impurity 90 (CAS CATO-C4X-221390)
- Roxadustat Impurity 9 (CAS 2244489-54-9)
Recommended Standards
- N-(2-Chloro-6-methoxycarbonylphenyl)methyl phthamide (CAS 1403483-77-1)
- (2S,3R,4S,5S,6R)-2-((6-chloro-1H-indol-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol (CAS 159954-28-6)
- 6-Chloro-3-indolyl β-D-Galactopyranoside [for Biochemical Research] (CAS 138182-21-5)
- Baloxavir hydrolytic impurity 88 (CAS CATO-C4X-210888)
- Finasteride Impurity 32 (CAS 51872-67-4)
- 1,3-Bis(3-amino-15N-phenoxy)benzene 287476-23-7 3,3 inverted exclamation marka-(1,3-Phenylenedioxy)dianiline-15N2 (CAS 287476-23-7)
- (R)-2-(6-Isopropylpyridin-2-yl)-4-phenyl-4,5-dihydrooxazole (CAS 2227390-61-4)
- 5-Acetamidothiazole-2-carboxylic acid (CAS 408535-86-4)
- 5-methyl-5-[4-(propan-2-yl)phenyl]imidazolidine-2,4-dione (CAS 208337-63-7)
- Semaglutide Impurity 190 (CAS CATO-C4X-2226190)
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