Regorafenib Impurity 14 CAS 835621-12-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 835621-12-0 |
| Molecular Formula | C20H13ClF4N4O4 |
| Molecular Weight | 484.79 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Regorafenib Impurity 14 (CAS 835621-12-0) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C20H13ClF4N4O4. Molecular weight: 484.79 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C20H13ClF4N4O4 |
| Molecular Weight | 484.79 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.) | 1986 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
Related Regorafenib Standards
- Regorafenib D3 (CAS 1255386-16-3)
- Regorafenib (CAS 755037-03-7)
- Regorafenib Impurity 52 (CAS CATO-C4X-104752)
- Regorafenib Impurity 7 (CAS CATO-C4X-10477)
- Regorafenib-13C-D3 (CAS 2126178-55-8)
- Regorafenib-13C-d3 (CAS 755037-03-7 (Unlabeled))
- Regorafenib Impurity 75 (CAS CATO-C4X-104775)
- Regorafenib Impurity 13 (CAS 835621-11-9)
Recommended Standards
- 2-[(E)-2-({1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-1H-pyrrol-2-yl}methylidene)hydrazin-1-yl]-3-(trifluoromethyl)quinoxaline (CAS 477873-15-7)
- Cholesterol hexanoate (CAS 1062-96-0)
- 1,1,2-Tribromo-1-(nonafluorobutyl)ethane (CAS 59665-24-6)
- Isavuconazole Impurity 228 (CAS CATO-C4X-1236228)
- Cholecalciferol EP Impurity D (CAS 22350-43-2)
- 2-Amino-N-cyclopentyl-4,5-dimethylthiophene-3-carboxamide (CAS 590355-67-2)
- 4-(Benzylamino)-3,5-difluoro-2,6-dimethoxybenzoic Acid (CAS 651734-52-0)
- cis-3-(4-Thiomethylbenzoyl)cyclopentane-1-carboxylic acid (CAS 1134746-28-3)
- 3-[(4-Chlorophenyl)methyl]-4-hydroxy-1-[(3-methoxyphenyl)methyl]-1,2-dihydropyridin-2-one (CAS 477846-44-9)
- Immunstimulating Peptide, human (CAS 94773-24-7)
Why CATO?
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