4-((6-Chloropyridin-3-yl)oxy)-6,7-dimethoxyquinoline CAS 666731-22-2
| CAS No. | 666731-22-2 |
| Molecular Formula | C16H13ClN2O3 |
| Molecular Weight | 316.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-((6-Chloropyridin-3-yl)oxy)-6,7-dimethoxyquinoline under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
CATO supplies 4-((6-Chloropyridin-3-yl)oxy)-6,7-dimethoxyquinoline (CAS 666731-22-2), a certified reference material (molecular formula C16H13ClN2O3, MW 316.74 g/mol) for analytical method development and quality control.
Based on its molecular formula C16H13ClN2O3, 4-((6-Chloropyridin-3-yl)oxy)-6,7-dimethoxyquinoline contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 316.74 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C16H13ClN2O3 |
| Molecular Weight | 316.74 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloropyridin Standards
- N-(5-Chloropyridin-2-yl)-2-((3-oxo-2,3-dihydro-1H-inden-5-yl)oxy)acetamide (CAS 1203086-26-3)
- Benzyl 2-(6-chloropyridin-3-yl)pyrrolidine-1-carboxylate (CAS 1352499-60-5)
- Benzyl 2-(2-chloropyridin-3-yl)pyrrolidine-1-carboxylate (CAS 1352524-45-8)
- 4-(6-Chloropyridin-2-yl)-N-phenylpiperazine-1-carboxamide (CAS 338778-03-3)
- 1-((6-Chloropyridin-3-yl)methyl)-4-(2,6-dimethylphenyl)piperazine (CAS 861211-43-0)
- (5E)-5-[(2-Chloropyridin-3-yl)methylene]-2-mercapto-3-phenyl-3,5-dihydro-4H-imidazol-4-one 1142201-58-8 (CAS 1142201-58-8)
- Ethyl 2-(2-(6-chloropyridin-3-yl)-1H-benzo[d]imidazol-1-yl)acetate (CAS 339112-65-1)
- Ethyl 2-[2-(2-chloropyridin-3-yl)-1H-1,3-benzodiazol-1-yl]acetate (CAS 400081-25-6)
Recommended Standards
- 3-(5-(3-Chlorophenyl)furan-2-yl)-2-cyano-N-(2-hydroxyethyl)acrylamide (CAS 313226-62-9)
- 4-(4-(4-Chlorophenoxy)-5-methyl-1H-pyrazol-3-yl)benzene-1,3-diol (CAS 308298-51-3)
- 3-(2-Chlorophenyl)-N-(furan-2-ylmethyl)-5-methylisoxazole-4-carboxamide (CAS 301227-23-6)
- 4-(5-Chloro-2-methoxybenzoyl)-3,4-dihydroquinoxalin-2(1H)-one (CAS 927172-08-5)
- 2,3-Dichloro-n-propylbenzenesulfonamide (CAS 1094563-52-6)
- 3-(2,5-Difluorophenyl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid (CAS 1096348-81-0)
- 2,4-Dichloro-N-methylbenzenesulfonamide (CAS 565181-75-1)
- 2-(2-(Piperazin-1-yl)ethyl)isoindoline-1,3-dione (CAS 6820-93-5)
- tert-Butyl 4-bromo-2-methyl-3-oxopyrrolidine-1-carboxylate (CAS 1956379-13-7)
- n-(5-Bromo-2-methoxybenzyl)propan-1-amine (CAS 870540-68-4)
- 2-(3-Fluorophenyl)thiophen-3-amine (CAS 183677-11-4)
- 1,3-Difluoro-2-((methylsulfonyl)methyl)benzene (CAS 886497-97-8)
- Ethyl 2-ethoxy-1-naphthoate (CAS 773135-79-8)
- D-Ala35-Tirzepatide (CAS CATO-CPTD788904)
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