Bosutinib Impurity 4 CAS 492444-39-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 492444-39-0 |
| Molecular Formula | C19H23ClN4O2 |
| Molecular Weight | 374.86 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Bosutinib Impurity 4 (CAS 492444-39-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H23ClN4O2. Molecular weight: 374.86 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H23ClN4O2 |
| Molecular Weight | 374.86 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 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
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- tert-Butyl 2-cyclohexylideneacetate (CAS 53138-75-3)
- 2-(Difluoromethyl)-3-methoxypyridine-4-methanol (CAS 1806062-46-3)
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- 3-Cyclopropoxy-6-(methylthio)picolinamide (CAS 1243450-55-6)
- Semaglutide impurity 201 (CAS CATO-C4X-2226201)
Why CATO?
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