Tofacitinib Impurity 244 CAS 2504210-48-2
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 2504210-48-2 |
| Molecular Formula | C22H23N9O |
| Molecular Weight | 429.48 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Tofacitinib Impurity 244 (CAS 2504210-48-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H23N9O. Molecular weight: 429.48 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H23N9O |
| Molecular Weight | 429.48 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | ≥95% |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Nitrogen Atoms | 9 |
Related Tofacitinib Standards
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Recommended Standards
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