Afatinib Impurity 32 CAS 2170273-17-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2170273-17-1 |
| Molecular Formula | C20H18ClF2N5O |
| Molecular Weight | 417.84 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Afatinib Impurity 32 (CAS 2170273-17-1) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H18ClF2N5O. Molecular weight: 417.84 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H18ClF2N5O |
| Molecular Weight | 417.84 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 5 |
Related Afatinib Standards
- Afatinib Impurity 30 (CAS CATO-C4X-100630)
- Afatinib Impurity 27 (CAS CATO-C4X-100627)
- Afatinib Impurity 66 (CAS CATO-C4X-100666)
- Afatinib Impurity 1 (CAS 314771-88-5)
- Afatinib Impurity 59 (CAS CATO-C4X-100659)
- Afatinib Impurity 17 (CAS CATO-C4X-100617)
- Afatinib Impurity 25 (CAS CATO-C4X-100625)
- Afatinib Impurity 34 (CAS CATO-C4X-100634)
Recommended Standards
- Methyl 2-amino-4-(2-chloro-6-fluorophenyl)-5-oxo-4H,5H-thiochromeno[4,3-b]pyran-3-carboxylate (CAS 939894-16-3)
- 1,1,1,3,8,10,10,10-Octachlorodecane (CAS 601523-23-3)
- 1-(2-Chloro-5-fluorobenzoyl)-4-{[3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidine (CAS 1775467-05-4)
- Miconazole Nitrate EP Impurity C HCl (CAS 3079028-59-1)
- Palonosetron Impurity 34 (CAS 1227162-74-4)
- Abemaciclib Impurity 38 (CAS CATO-C4X-293738)
- Methyl (1-phenylethyl)alaninate (CAS 1497398-45-4)
- Ethyl 2-(5-methyl-4,5,6,7-tetrahydro-1H-[1,2,3]triazolo[4,5-c]pyridin-1-yl)acetate (CAS 2107750-44-5)
- 2-(Bicyclo[2.2.1]Hept-5-en-2-yl)ethan-1-amine (CAS 90607-84-4)
- Semaglutide (CAS 910463-68-2（free base）)
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