Lenvatinib Impurity 29 CAS 417717-21-6
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 417717-21-6 |
| Molecular Formula | C21H18ClN3O5 |
| Molecular Weight | 427.84 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Lenvatinib Impurity 29 (CAS 417717-21-6) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H18ClN3O5. Molecular weight: 427.84 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C21H18ClN3O5 |
| Molecular Weight | 427.84 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Lenvatinib Standards
- Lenvatinib Impurity 113 (CAS CATO-C4X-1140113)
- Lenvatinib Impurity 2 (CAS CATO-C4X-11402)
- Lenvatinib Impurity 85 (CAS CATO-C4X-114085)
- Lenvatinib Impurity 65 (CAS CATO-C4X-114065)
- Lenvatinib Impurity 118 (CAS CATO-C4X-1140118)
- Lenvatinib Impurity 120 (CAS CATO-C4X-1140120)
- Lenvatinib-d4 (CAS 2264050-65-7)
- Lenvatinib-d5 (CAS CATO-C4X-1140141)
Recommended Standards
- N-(1,3-Benzothiazol-2-yl)-3-(4-chlorophenyl)-3-(2,2,2-trifluoroacetamido)propanamide (CAS 685107-85-1)
- Famciclovir Impurity 26 (CAS CATO-C4X-164226)
- (2Z)-4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]sulfanyl}-2-{[(3-methoxyphenyl)amino]methylidene}-3-oxobutanenitrile (CAS 251310-64-2)
- Fexofenadine Impurity 41 (CAS 1795786-25-2)
- Sildenafil Impurity 280 (CAS CATO-C4X-1128280)
- Methyl 3-(3-fluorophenyl)-5-methoxybenzoate (CAS 1427407-27-9)
- 6-Fluoro-3,4-dihydro-2H-1-benzopyran-4-carboxylic acid (CAS 76301-93-4)
- 2-(Heptyloxy)aniline (CAS 55792-44-4)
- 7-methyl-1H,2H,3H-pyrido[2,3-b][1,4]oxazine (CAS 1198154-55-0)
- Integrin Binding Peptide trifluoroacetate salt (CAS 278792-07-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com