Ethyl 4-chloro-5,8-difluoroquinoline-3-carboxylate CAS 193827-70-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 193827-70-2 |
| Molecular Formula | C12H8ClF2NO2 |
| Molecular Weight | 271.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 4-chloro-5,8-difluoroquinoline-3-carboxylate (CAS 193827-70-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H8ClF2NO2. Molecular weight: 271.65 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H8ClF2NO2 |
| Molecular Weight | 271.65 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 tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2012 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Ethyl 3-(4-chloro-3-nitrophenyl)-3-oxopropionate (CAS 110473-56-8)
- Ethyl 4-chloro-6,8-difluoroquinoline-3-carboxylate (CAS 150258-20-1)
- 2-(6-Chloro-7-(methoxycarbonyl)-2,3-dihydro-1H-pyrrolizin-5-yl)-2-oxoacetic acid (CAS 2387920-03-6)
- 4-(4-Chloro-3-nitrophenyl)-3-methyl-4-oxobutanoic acid (CAS 85633-96-1)
- Ethyl 3-(4-chloro-2-nitrophenyl)-2-oxopropanoate (CAS 540523-98-6)
- Ethyl 4-chloro-5,7-difluoroquinoline-3-carboxylate (CAS 311346-69-7)
- Ethyl 4-chloro-6,7-difluoroquinoline-3-carboxylate (CAS 318685-01-7)
- Ethyl 4-chloro-7,8-difluoroquinoline-3-carboxylate (CAS 318685-51-7)
Recommended Standards
- (E)-4-amino-N-(3-Chloro-4-fluorophenyl)-N’-hydroxy-1,2,5-oxadiazole-3-carboximidamide (CAS 914471-09-3)
- 5-Cyclopropyl-7-(difluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carbonyl chloride (CAS 861409-65-6)
- 2-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)thio)acetic acid (CAS 338422-73-4)
- 2-(4-Methylthiazol-2-yl)-5-(trifluoromethyl)aniline (CAS 923946-06-9)
- 2-(Aminomethyl)-4,5-diamino-3-(difluoromethyl)pyridine (CAS 1806867-95-7)
- Ethyl 6-methoxy-2-oxo-1,2-dihydroquinoline-4-carboxylate (CAS 93257-70-6)
- 1-Methyl-1,3-dihydro-2H-benzo[d]imidazole-2-selenone (CAS 5918-64-9)
- 1-(4-Bromo-2,6-difluorobenzyl)pyrrolidine (CAS 935841-14-8)
- 2-(5-Phenyl-1,3,4-oxadiazol-2-yl)octyl benzoate (CAS 56894-63-4)
- 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
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