Capecitabine Impurity 25 CAS 1262133-70-9
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1262133-70-9 |
| Molecular Formula | C17H24FN3O7 |
| Molecular Weight | 401.39 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Capecitabine Impurity 25 (CAS 1262133-70-9) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H24FN3O7. Molecular weight: 401.39 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H24FN3O7 |
| Molecular Weight | 401.39 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Capecitabine Standards
- Capecitabine Impurity 26 (CAS 1262133-69-6)
- Capecitabine EP Impurity F (CAS 921769-65-5)
- Capecitabine-d11 (CAS 1132662-08-8)
- Capecitabine Impurity 13 (CAS CATO-C4X-102413)
- Capecitabine Impurity 45 (CAS 162204-22-0)
- Capecitabine Impurity 46 (CAS 1341231-51-3)
- Capecitabine EP Impurity G (CAS 162204-20-8)
- Capecitabine (CAS 154361-50-9)
Recommended Standards
- Zabofloxacin, >98% (HPLC) (CAS 219680-11-2)
- Methyl 4-{4-[2-(4-fluorophenyl)-2-oxoethyl]piperazin-1-yl}-3-nitrobenzoate (CAS 341967-71-3)
- Dolutegravir Impurity 8 (CAS 1863916-88-4)
- Atorvastatin Calcium EP Impurity F (CAS 887196-24-9)
- Resmetirom Impurity 8 (CAS 1581304-46-2)
- tert-Butyl 2'-methyl-3',4'-dihydro-2'H-spiro[piperidine-4,1'-pyrrolo[1,2-a]pyrazine]-1-carboxylate (CAS 1392466-04-4)
- 3-Hydroxy-3-methyltetrahydrothiophene 1,1-dioxide (CAS 873-81-4)
- N-Benzyl-3-(pyridin-4-yl)propylamine (CAS 865074-73-3)
- 1,11-Dihydro-2H-pyrimido[4,5-a]carbazol-2-one (CAS 248246-47-1)
- Des-Tyr10-Tirzepatide (CAS CATO-CPTD788680)
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