Ethyl 4-chloro-7-(trifluoromethoxy)quinoline-3-carboxylate CAS 890841-23-3
| CAS No. | 890841-23-3 |
| Molecular Formula | C13H9ClF3NO3 |
| Molecular Weight | 319.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ethyl 4-chloro-7-(trifluoromethoxy)quinoline-3-carboxylate (CAS 890841-23-3), a certified reference material (molecular formula C13H9ClF3NO3, MW 319.66 g/mol) for analytical method development and quality control.
Based on its molecular formula C13H9ClF3NO3, Ethyl 4-chloro-7-(trifluoromethoxy)quinoline-3-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 319.66 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Ethyl 4-chloro-7-(trifluoromethoxy)quinoline-3-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C13H9ClF3NO3 |
| Molecular Weight | 319.66 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Ethyl 4-chloro-8-(trifluoromethoxy)quinoline-3-carboxylate (CAS 1040013-63-5)
- Ethyl 8-chloro-4-hydroxy-6-(trifluoromethyl)quinoline-3-carboxylate (CAS 1065094-20-3)
- Ethyl 6-chloro-4-hydroxy-8-(trifluoromethyl)quinoline-3-carboxylate (CAS 1065102-34-2)
- Ethyl 5-chloro-4-hydroxy-8-(trifluoromethyl)quinoline-3-carboxylate (CAS 1065102-35-3)
- Ethyl 8-chloro-4-hydroxy-5-(trifluoromethyl)quinoline-3-carboxylate (CAS 1221573-17-6)
- Methyl 4-chloro-6-methoxy-2-(trifluoromethyl)quinoline-3-carboxylate (CAS 1384264-19-0)
- Ethyl 4-chloro-6-(trifluoromethoxy)quinoline-3-carboxylate (CAS 207231-23-0)
- Ethyl 6-chloro-4-hydroxy-7-(trifluoromethyl)quinoline-3-carboxylate (CAS 958332-77-9)
Recommended Standards
- Ethyl 1-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-1h-pyrazole-3-carboxylate (CAS 1006336-63-5)
- 1-[4-Chloro-3-(trifluoromethyl)phenyl]-5-ethyl-1H-1,2,3-triazole-4-carboxylic acid (CAS 1096912-00-3)
- Ethyl 3-(4-Chlorophenyl)-5-(trifluoromethyl)isoxazole-4-carboxylate (CAS 1159978-85-4)
- 4-[5-(Chloromethyl)-1,2,4-oxadiazol-3-yl]-N-(2,2,2-trifluoroethyl)benzamide (CAS 1119449-64-7)
- Nivitol (CAS 869743-37-3)
- 8-nitroquinolin-6-ol (CAS 5437-99-0)
- 2-(1H-Pyrazol-1-yl)thiazole (CAS 123464-69-7)
- 3-(4-Chloro-3-methoxyphenyl)propan-1-ol (CAS 1515644-68-4)
- 2-Amino-6-methyl-4,5,6,7-tetrahydro-thieno[2,3-c]pyridine-3-carboxylic acid (CAS 842968-58-5)
- 3-(5-(2-Chlorophenyl)-1,3,4-oxadiazol-2-yl)-2-thioxothiazolidin-4-one (CAS 62329-47-9)
- 2-cyano-N-(pyridin-4-yl)acetamide (CAS 400088-55-3)
- 4-(Pyridin-3-yl)-1H-imidazol-2(3H)-one (CAS 915402-27-6)
- 6-(3-Fluorophenyl)pyridin-2-amine (CAS 882014-20-2)
- Neuroendocrine Regulatory Peptide-1 (rat) (CAS 954420-51-0)
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