Gefitinib Impurity 20 CAS 690206-97-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 690206-97-4 |
| Molecular Formula | C16H13ClFN3O2 |
| Molecular Weight | 333.74 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Gefitinib Impurity 20 (CAS 690206-97-4) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C16H13ClFN3O2. Molecular weight: 333.74 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C16H13ClFN3O2 |
| Molecular Weight | 333.74 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Gefitinib Standards
- Gefitinib Impurity 19 (CAS 153437-78-6)
- Gefitinib impurity 66 (CAS CATO-C4X-111766)
- Gefitinib Impurity 94 (CAS CATO-C4X-111794)
- Gefitinib Impurity 24 (CAS CATO-C4X-111724)
- Gefitinib Impurity 75 (CAS CATO-C4X-111775)
- Gefitinib Impurity 50 (CAS 199327-59-8)
- Gefitinib Impurity 29 (CAS 861453-16-9)
- Gefitinib Impurity 49 (CAS 214472-41-0)
Recommended Standards
- (2-Chloro-benzyl)-(3-pentafluoroethylsulfanyl-propyl)-amine (CAS 1208079-00-8)
- 6-(2-Chloro-4-fluorobenzyl)-5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 656817-42-4)
- 2-(2,2,2-trifluoroacetyl)-1,2,3,4-tetrahydroisoquinoline-7-sulfonyl chloride (CAS 74291-57-9)
- Primidone EP Impurity E (CAS 90-27-7)
- Palbociclib Impurity 66 (CAS 193902-78-2)
- Mc-Val-Ala-PAB (CAS 1870916-87-2)
- Aldimorph (CAS 91315-15-0)
- N-(3-Cyano-5-phenylfuran-2-yl)-2-methylpropanamide (CAS 453590-29-9)
- Ethyl 6-(3-fluorobenzyl)-5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 478064-86-7)
- Fragment-[3-31]-Semaglutide (CAS CATO-C4X-2226113)
Why CATO?
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