Ethyl 4-oxo-7-(trifluoromethyl)-1,4-dihydroquinoline-3-carboxylate CAS 71083-04-0
| CAS No. | 71083-04-0 |
| Molecular Formula | C13H10F3NO3 |
| Molecular Weight | 285.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 285.22 g/mol gives Ethyl 4-oxo-7-(trifluoromethyl)-1,4-dihydroquinoline-3-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Ethyl 4-oxo-7-(trifluoromethyl)-1,4-dihydroquinoline-3-carboxylate (CAS 71083-04-0), a certified reference material (molecular formula C13H10F3NO3, MW 285.22 g/mol) for analytical method development and quality control.
Based on its molecular formula C13H10F3NO3, Ethyl 4-oxo-7-(trifluoromethyl)-1,4-dihydroquinoline-3-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 285.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-oxo-7-(trifluoromethyl)-1,4-dihydroquinoline-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 | C13H10F3NO3 |
| Molecular Weight | 285.22 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, 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; 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.) | 1977 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- Ethyl 4-oxo-6-(trifluoromethyl)-1,4-dihydroquinoline-3-carboxylate (CAS 71083-01-7)
- Ethyl 4-oxo-8-(trifluoromethyl)-1,4-dihydroquinoline-2-carboxylate (CAS 24433-71-4)
- Ethyl 4-Hydroxy-8-(trifluoromethyl)-3-quinolinecarboxylate (CAS 23851-84-5)
- Ethyl 5-(3-(trifluoromethyl)phenyl)oxazole-2-carboxylate (CAS 2749600-65-3)
- rel-(1R,5S)-Benzyl 3,6-diazabicyclo[3.2.2]nonane-6-carboxylate (CAS 1290626-55-9)
- tert-Butyl 3-(4-fluorophenyl)-6,7-dihydro-1H-pyrazolo[4,3-c]pyridine-5(4H)-carboxylate (CAS 1188265-33-9)
- 4-(3-Fluoro-4-methylphenyl)oxazolidin-2-one (CAS 1485010-22-7)
- 2-(Aminomethyl)-7-methylbenzo[d]oxazole (CAS 1267093-67-3)
- 2-(5-Ethylthiophen-2-yl)ethanol (CAS 857362-67-5)
- N-(5-Acetyl-4-methyl-1,3-thiazol-2-yl)-N-phenylbenzamide (CAS 1797764-64-7)
- 1-(5-Iodo-2-methylphenyl)ethan-1-one (CAS 52107-54-7)
- N-allyl-7,9-dimethyl-2-((4-methylbenzyl)thio)pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-4-amine (CAS 672950-71-9)
- 1,1,1-Trifluoro-N-(4-methoxyphenyl)-N-((trifluoromethyl)sulfonyl)methanesulfonamide (CAS 52331-18-7)
- D-Trp25-Tirzepatide (CAS CATO-CPTD788909)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com