6-Chloro-1-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-3-(pyrrolidin-1-yl)-1,2-dihydroquinoxalin-2-one CAS 303986-15-4
| CAS No. | 303986-15-4 |
| Molecular Formula | C20H18Cl2F3N5O |
| Molecular Weight | 472.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 6-Chloro-1-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-3-(pyrrolidin-1-yl)-1,2-dihydroquinoxalin-2-one is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
6-Chloro-1-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-3-(pyrrolidin-1-yl)-1,2-dihydroquinoxalin-2-one (CAS 303986-15-4) is a high-purity analytical reference standard with the molecular formula C20H18Cl2F3N5O and a molecular weight of 472.29 g/mol.
Based on its molecular formula C20H18Cl2F3N5O, 6-Chloro-1-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-3-(pyrrolidin-1-yl)-1,2-dihydroquinoxalin-2-one contains a steroid core, 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 472.29 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), 6-Chloro-1-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-3-(pyrrolidin-1-yl)-1,2-dihydroquinoxalin-2-one 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 | C20H18Cl2F3N5O |
| Molecular Weight | 472.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 5 |
Related Chloro Standards
- 2-(4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)piperazin-1-yl)-5-(3-chlorothiophen-2-yl)-1H-pyrrole-3-carbonitrile (CAS 477845-28-6)
- 4-(2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)propanoyl)-N'-(6-chloropyridin-2-yl)-1H-pyrrole-2-carbohydrazide (CAS 339099-56-8)
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- 2-{1-[3-chloro-4-(morpholin-4-yl)phenyl]-2,5-dimethyl-1H-pyrrol-3-yl}-N-(4-chlorophenyl)-2-oxoacetamide (CAS 860610-30-6)
- 4-Chloro-N-(furan-2-ylmethyl)-N-(2-oxo-2-((2,4,6-trichlorophenyl)amino)ethyl)benzamide (CAS 337496-22-7)
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Recommended Standards
- 4-(Tributylstannyl)-3,6-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ester (CAS 208465-07-0)
- Linagliptin Impurity 11 (CAS 2279114-31-5)
- 2,4-Dichlorophenyl N-(2,4-difluorophenyl)-N-(phenylsulfonyl)glycinate (CAS 343373-93-3)
- 1-(1-(3,5-Dichlorophenyl)-1H-1,2,3-triazol-4-yl)-2-(3-fluorobenzyl)-3-(3-fluorophenyl)propan-1-one (CAS 477858-66-5)
- 5-Fluoro-6-methylpyridin-3-ol (CAS 1211584-44-9)
- N-([2,4'-Bipyridin]-5-yl)acetamide (CAS 834881-90-2)
- 4-Hydroxy Midazolam-d5 Methanoate (CAS 1276584-44-1)
- Pyridin-2-yl(4-(trifluoromethyl)phenyl)methanone (CAS 122377-19-9)
- 9-Acridinecarboxylic acid (CAS 5336-90-3)
- Methyl 6-(1-cyanocyclopropyl)nicotinate (CAS 1956381-46-6)
- 8-Amino-1-naphthaldehyde (CAS 876505-77-0)
- (S)-5-Benzylpiperazin-2-one (CAS 1240586-64-4)
- Methyl 1-(o-tolyl)-9H-pyrido[3,4-b]indole-3-carboxylate (CAS 374760-32-4)
- Peptide 435 (CAS CATO-CPTD788435)
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