Afatinib Impurity 22 CAS 162012-67-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 162012-67-1 |
| Molecular Formula | C14H7ClF2N4O2 |
| Molecular Weight | 336.68 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Afatinib Impurity 22 (CAS 162012-67-1) pharmacopoeial impurity standards reference standard. Molecular formula: C14H7ClF2N4O2. Molecular weight: 336.68 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C14H7ClF2N4O2 |
| Molecular Weight | 336.68 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| Storage | Store at 2-8°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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
Related Afatinib Standards
- Afatinib Impurity 51 (CAS CATO-C4X-100651)
- Afatinib Impurity 54 (CAS 2831861-00-6)
- Afatinib Impurity 80 (CAS CATO-C4X-100680)
- Afatinib Impurity 53 (CAS 1449430-45-8)
- Afatinib Impurity 65 (CAS CATO-C4X-100665)
- Afatinib Impurity 83 (CAS CATO-C4X-100683)
- Afatinib Impurity 81 (CAS CATO-C4X-100681)
- Afatinib Impurity 76 (CAS CATO-C4X-100676)
Recommended Standards
- (2-Chloro-5-nitrophenyl)methyl 4-nitrobenzoate (CAS 331460-24-3)
- 4-((4-Chloro-3,5-bis(difluoromethyl)-1h-pyrazol-1-yl)methyl)benzoic acid (CAS 1005583-00-5)
- 3-{[4-chloro-3,5-bis(difluoromethyl)-1h-pyrazol-1-yl]methyl}benzoic acid (CAS 1001510-04-8)
- Deferiprone Impurity 9 (CAS CATO-C4X-30489)
- Letermovir Impurity 62 (CAS CATO-C4X-291562)
- 3-(4-Chlorobenzyl)-2-piperidone (CAS 1260763-19-6)
- 4,6-Dihydroxypyrimidine-5-carbonitrile (CAS 1936377-42-2)
- 2-{[(4-chlorophenyl)carbamoyl]amino}-2-phenylethyl 4-methoxybenzoate (CAS 343373-26-2)
- 2-DEOXY-D-[1-13C]ARABINO-HEXOSE 201612-55-7 (CAS 201612-55-7)
- Semaglutide impurity 51 (CAS CATO-C4X-222651)
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