Regorafenib Impurity 15 CAS 1343498-72-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1343498-72-5 |
| Molecular Formula | C20H13ClF4N4O3 |
| Molecular Weight | 468.79 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Regorafenib Impurity 15 (CAS 1343498-72-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H13ClF4N4O3. Molecular weight: 468.79 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H13ClF4N4O3 |
| Molecular Weight | 468.79 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
Related Regorafenib Standards
- Regorafenib Impurity 4 (CAS 1187945-05-6)
- Regorafenib (CAS 755037-03-7)
- Regorafenib Impurity 52 (CAS CATO-C4X-104752)
- Regorafenib Impurity 7 (CAS CATO-C4X-10477)
- Regorafenib Impurity 14 (CAS 835621-12-0)
- Regorafenib D3 (CAS 1255386-16-3)
- Regorafenib-13C-D3 (CAS 2126178-55-8)
- Regorafenib-13C-d3 (CAS 755037-03-7 (Unlabeled))
Recommended Standards
- (1<I>S</I>,2<I>S</I>)-<I>N</I>-<I>p</I>-Tosyl-1,2-dimesitylethylenediamine (CAS 1293946-41-4)
- (6-methyl-3-(4,8,12-trimethyltridecyl)cyclohex-3-en-1-yl)(2,6,6-trimethylcyclohexa-1,3-dien-1-yl)methanone (CAS CATO-C3D-262387)
- (Z)-[(4-Bromophenyl)[2-(4-chlorophenyl)cyclopropyl]methylidene]amino 4-methylbenzoate (CAS 338415-66-0)
- Darunavir Impurity 39 (CAS CATO-C4X-160639)
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- Methyl 2-amino-2-methyl-4-(3-methyl-1h-pyrazol-1-yl)pentanoate (CAS 1343720-29-5)
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