Posaconazole Impurity 263 CAS 454479-37-9
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 454479-37-9 |
| Molecular Formula | C24H27F2N5O2 |
| Molecular Weight | 455.50 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Posaconazole Impurity 263 (CAS 454479-37-9) pharmacopoeial impurity standards reference standard. Molecular formula: C24H27F2N5O2. Molecular weight: 455.50 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C24H27F2N5O2 |
| Molecular Weight | 455.50 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 5 |
Related Posaconazole Standards
- Posaconazole Impurity 10 (CAS 149809-43-8)
- Posaconazole Impurity 11 (CAS 159811-30-0)
- Posaconazole Impurity 139 (CAS CATO-C4X-1208139)
- Posaconazole Impurity 140 (CAS CATO-C4X-1208140)
- Posaconazole Impurity 141 (CAS CATO-C4X-1208141)
- Posaconazole Impurity 142 (CAS CATO-C4X-1208142)
- Posaconazole Impurity 146 (CAS CATO-C4X-1208146)
- Posaconazole Impurity 147 (CAS CATO-C4X-1208147)
Recommended Standards
- Z-Val-Gly-Gly-OBzl (C-2855.0005) (CAS 72722-19-1)
- FA-Gly-Phe-Leu-OH (CAS 390766-88-8)
- 3-((4-Methylbenzyl)thio)-4-phenyl-5-((3-(trifluoromethyl)phenoxy)methyl)-4H-1,2,4-triazole (CAS 383145-78-6)
- Fexofenadine EP Impurity D (CAS 154825-96-4)
- Verteporfin Impurity 7 (CAS CATO-C4X-35497)
- 4-(4-Bromo-3-fluorophenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 1696800-61-9)
- 6-(3-Chloropropanoyl)benzo[d]oxazol-2(3H)-one (CAS 132383-36-9)
- N-(5-Chloro-2-methoxyphenyl)-N-(4,6-dimethylpyrimidin-2-yl)guanidine (CAS 377061-57-9)
- N-((3-Methyl-1,2,4-oxadiazol-5-yl)methyl)-2-(pyrimidin-2-ylamino)thiazole-4-carboxamide (CAS 1251560-10-7)
- Neuropeptide S (rat) (CAS 412938-75-1)
Why CATO?
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com