4-(3-Fluoro-4-nitrophenoxy)-6,7-dimethoxyquinoline CAS 228559-87-3
| CAS No. | 228559-87-3 |
| Molecular Formula | C17H13FN2O5 |
| Molecular Weight | 344.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 4-(3-Fluoro-4-nitrophenoxy)-6,7-dimethoxyquinoline (CAS 228559-87-3), a certified reference material (molecular formula C17H13FN2O5, MW 344.29 g/mol) for analytical method development and quality control.
Structurally, 4-(3-Fluoro-4-nitrophenoxy)-6,7-dimethoxyquinoline (C17H13FN2O5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 344.29 g/mol, it falls into the moderately-high-molecular-weight range. 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).
As a certified reference material (CRM), 4-(3-Fluoro-4-nitrophenoxy)-6,7-dimethoxyquinoline 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 | C17H13FN2O5 |
| Molecular Weight | 344.29 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2022 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluoro Standards
- 4-(2-fluoro-4-nitrophenoxy)-6,7-dimethoxyquinoline (CAS 516526-44-6)
- Methyl 1-(2-fluoro-4-(1H-pyrazol-1-yl)phenyl)-5-methoxy-4-oxo-1,4-dihydropyridazine-3-carboxylate (CAS 1622861-41-9)
- N-(4-Fluoro-3-nitrophenyl)-4-(trifluoromethyl)benzothioamide (CAS 1257095-76-3)
- Bis(4-fluoro-2-nitrophenyl) disulfide (CAS 796-69-0)
- {4-fluoro-1-[tris(propan-2-yl)silyl]-1H-pyrrolo[2,3-b]pyridin-5-yl}boronic acid (CAS 2304634-59-9)
- (8-Fluoro-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indol-2-yl)(naphthalen-1-yl)methanone (CAS 254980-80-8)
- 7-Fluoro-2-[(4-methoxyphenyl)methylene]-3-phenyl-1-indanone (CAS 337921-27-4)
- [8-ethyl-7-fluoro-3-(methoxymethoxy)-1-naphthyl] 2,2-dimethylpropanoate (CAS 2621932-45-2)
Recommended Standards
- 4-Bromo-(1-oxyl-2,2,5,5-tetramethyl-∆3-pyrroline-3-methyl) Methanethiosulfonate (CAS 215956-55-1)
- 3-(4-Methoxyphenyl)-5-(trifluoromethyl)-[1,2,4]triazolo[4,3-c]quinazoline (CAS 303149-02-2)
- 6-Benzoyl-2-phenyl-5-(trifluoromethyl)-2,3-dihydropyridazin-3-one (CAS 477886-73-0)
- 3-(3-(Trifluoromethyl)benzyl)benzofuro[3,2-d]pyrimidin-4(3H)-one (CAS 849055-55-6)
- 7-Methoxy-2-methylimidazo[1,2-a]pyridine (CAS 1204527-87-6)
- 3-(Methoxymethoxy)propanenitrile (CAS 52406-33-4)
- 3-Amino-N-(3-methoxyphenyl)benzamide (CAS 22240-96-6)
- 2-(Aminomethyl)-3-(difluoromethyl)-4-fluoropyridine-6-carboxaldehyde (CAS 1805615-18-2)
- N-methyl-3-(1H-pyrazol-4-yl)propan-1-amine (CAS 956963-48-7)
- 4-((Dimethylamino)methylene)-5-phenyl-2,4-dihydro-3H-pyrazol-3-one (CAS 21272-28-6)
- 4-(3-Aminopropyl)-4-nitroheptane-1,7-diamine (CAS 155021-55-9)
- 5-Bromo-2-(methoxymethoxy)pyridine (CAS 247189-74-8)
- 1,2-Diheptadecanoyl-rac-glycerol (CAS 98896-81-2)
- Exenatide (CAS 141758-74-9（free base）)
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