Capecitabine Impurity 20 CAS 2265218-64-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2265218-64-0 |
| Molecular Formula | C22H28FN3O11 |
| Molecular Weight | 529.47 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Capecitabine Impurity 20 (CAS 2265218-64-0) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C22H28FN3O11. Molecular weight: 529.47 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C22H28FN3O11 |
| Molecular Weight | 529.47 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Capecitabine Standards
- Capecitabine Impurity 51 (Mixture of Diastereomers) (CAS CATO-C4X-102451)
- Capecitabine Impurity 21 (CAS CATO-C4X-102421)
- Capecitabine Impurity 38 (CAS CATO-C4X-102438)
- Capecitabine Impurity 40 (CAS CATO-C4X-102440)
- Capecitabine Impurity 54 (CAS CATO-C4X-102454)
- Capecitabine Impurity 53 (CAS CATO-C4X-102453)
- Capecitabine Impurity 17 (CAS 1262133-68-5)
- Capecitabine Impurity 24 (CAS CATO-C4X-102424)
Recommended Standards
- 2-[[2-[[2-(Bis(Carboxymethyl)Amino)-5-Fluoro-4-Methylphenoxy]Methyl]Quinolin-8-Yl]-(Carboxymethyl)Amino]Acetic Acid (CAS 109024-53-5)
- (S)-(((2S,3S,4S,5S)-L-Sofosbuvir Isomer (CAS CATO-C4X-105291)
- N-Nitroso Rolapitant (CAS CATO-C4X-185215)
- Parecoxib Impurity 47 (CAS 181695-84-1)
- Goserelin EP Impurity J Acetate (CAS CATO-C4X-192010)
- 2,2'-(Ethane-1,2-diylbis(methylazanediyl))diethanol (CAS 14037-83-3)
- 4-Ethyl-1-phenylcyclohexan-1-ol (CAS 473672-05-8)
- 2-Iodo-4-methyl-1H-pyrrolo[2,3-b]pyridine (CAS 1427504-70-8)
- 3-Aminochroman-4-ol (CAS 412341-47-0)
- Myristoyl Pentapeptide-4 (CAS 1392416-25-9)
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