Erlotinib Impurity 7 CAS 882420-21-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 882420-21-5 |
| Molecular Formula | C22H25N3O6 |
| Molecular Weight | 427.45 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Erlotinib Impurity 7 (CAS 882420-21-5) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C22H25N3O6. Molecular weight: 427.45 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C22H25N3O6 |
| Molecular Weight | 427.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related Erlotinib Standards
- ErlotiniB impurity 37 (CAS CATO-C4X-106937)
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- Erlotinib impurity 139 (CAS 2218487-28-4)
- Erlotinib Impurity 48 (CAS 2055840-54-3)
- Erlotinib Impurity 15 (CAS CATO-C4X-106915)
- Erlotinib Impurity 91 (CAS 1354727-63-1)
- Erlotinib impurity 138 (CAS 1318600-03-1)
- Erlotinib Impurity 6 (CAS 882420-22-6)
Recommended Standards
- N-(9-((2R,4S,5R)-4-(1-Ethoxyethoxy)-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-6-yl)benzamide (CAS 60134-99-8)
- Cefoxitin EP Impurity I (CAS CATO-C4X-157813)
- N-(2-(5-(2-Fluorophenyl)-1-(furan-2-carbonyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide (CAS 923217-19-0)
- Brinzolamide Impurity 13 (CAS 80-39-7)
- Mefenamic Acid Impurity 3 (CAS 83-41-0)
- Methyl 7-cyano-6-[(E)-[(dimethylamino)methylidene]amino]-2,3-dihydro-1H-pyrrolizine-5-carboxylate (CAS 1785824-75-0)
- Brivudine Impurity N1 (CAS 61135-36-2)
- tert-Butyl 3-((tert-butoxycarbonyl)amino)piperidine-1-carboxylate (CAS 1282440-46-3)
- 3-(3-Methoxy-4-((4-methylbenzyl)oxy)phenyl)-N'-((2-methyl-1H-indol-3-yl)methylene)-1H-pyrazole-5-carbohydrazide (CAS 1285684-25-4)
- Glucagon (1-29) (CAS 16941-32-5)
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