Ethyl 1-(6-amino-3,5-difluoropyridin-2-yl)-8-chloro-6,7-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate CAS 189279-51-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 189279-51-4 |
| Molecular Formula | C17H10ClF4N3O3 |
| Molecular Weight | 415.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ethyl 1-(6-amino-3,5-difluoropyridin-2-yl)-8-chloro-6,7-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 189279-51-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H10ClF4N3O3. Molecular weight: 415.73 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C17H10ClF4N3O3 |
| Molecular Weight | 415.73 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; 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.) | 2011 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 7-Chloro-3-(2,4-dichloro-5-isopropoxyphenyl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-one (CAS 339099-13-7)
- N-[4-(4-Bromophenyl)-2-thiazolyl]-2-chloro-N-[(tetrahydro-2-furanyl)methyl]acetamide (CAS 735322-63-1)
- 6-Chloro-3-(2,4-dichloro-5-isopropoxyphenyl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-one (CAS 339099-15-9)
- N-(2,6-Dichlorobenzyl)piperidin-3-amine hydrochloride (CAS 1261230-61-8)
- N-(5-Amino-2-methoxyphenyl)-2-methylbenzamide (CAS 926247-85-0)
- 5-(Furan-3-yl)nicotinaldehyde (CAS 1346687-21-5)
- 3-(Pyrimidin-5-yl)thiophene-2-carboxylic acid (CAS 1339019-31-6)
- 6-Bromo-5-(trifluoromethyl)-1H-indazole (CAS 1396762-44-9)
- Tert-butyl (r)-3-(pyrimidin-4-ylamino)pyrrolidine-1-carboxylate (CAS 1448850-55-2)
- Semaglutide impurity 29 (CAS 1188328-22-4)
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