4-Chloro-7-methoxy-8-nitroquinoline-3-carbonitrile CAS 1431698-02-0
| CAS No. | 1431698-02-0 |
| Molecular Formula | C11H6ClN3O3 |
| Molecular Weight | 263.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 4-Chloro-7-methoxy-8-nitroquinoline-3-carbonitrile (CAS 1431698-02-0), a certified reference material (molecular formula C11H6ClN3O3, MW 263.64 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H6ClN3O3, 4-Chloro-7-methoxy-8-nitroquinoline-3-carbonitrile 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 263.64 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.
As a certified reference material (CRM), 4-Chloro-7-methoxy-8-nitroquinoline-3-carbonitrile 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 | C11H6ClN3O3 |
| Molecular Weight | 263.64 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, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 1-(7-Chloro-3,4-dihydroisoquinolin-2(1H)-yl)-2,2,2-trifluoroethan-1-one (CAS 1097920-64-3)
- 2-(3-Chloro-2,4,5-trifluorophenyl)-4,4-dimethyl-4,5-dihydrooxazole (CAS 125290-76-8)
- 4-(2-Chloro-5-(trifluoromethyl)phenoxy)butanenitrile (CAS 1443302-94-0)
- 4-(2-Chloro-4-(trifluoromethyl)phenoxy)butanenitrile (CAS 1443353-55-6)
- 4-chloro-2-[3-(4H-1,2,4-triazol-3-yl)-1,2,4-oxadiazol-5-yl]phenol (CAS 1461713-53-0)
- 2-((7-Chloro-5-nitroquinolin-8-yl)oxy)acetonitrile (CAS 88757-71-5)
- 4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-2-methylbut-3-yn-2-ol (CAS 865657-83-6)
- 4-Chloro-7-methoxy-6-nitroquinoline-3-carbonitrile (CAS 214470-33-4)
Recommended Standards
- 1-(6-chloropyridazin-3-yl)-4-(1H-1,2,4-triazol-1-yl)-1H-pyrazol-5-ol (CAS 1007038-60-9)
- N-(2-chloroacetyl)-4-(difluoromethoxy)benzamide (CAS 568555-99-7)
- (3E)-4-[(4-Chlorophenyl)amino]-1,1,1-trifluoropent-3-en-2-one (CAS 338393-32-1)
- 5-Chloro-2-(5-nitrofuran-2-yl)benzofuran (CAS 89266-53-5)
- (3-Fluoro-5-methylphenyl)methanamine (CAS 771573-02-5)
- Methyl 2,5-Dihydroxybenzoate (CAS 2150-46-1)
- 2-amino-2-(oxolan-2-yl)acetic acid (CAS 61886-75-7)
- Carbamic acid, N-(4-penten-1-yloxy)-, 1,1-dimethylethyl ester (CAS 635757-94-7)
- 1,1,3,3-Tetramethyl propane-1,1,3,3-tetracarboxylate (CAS 28781-92-2)
- 6,8-Dichloroquinazolin-4-amine (CAS 19808-38-9)
- p-(Trimethylsilyl)phenylmethanethiol (CAS 57337-85-6)
- 8-Aminobicyclo[3.2.1]octan-3-ol (CAS 1638771-69-3)
- N-(2-fluorophenyl)-4-hydroxybenzamide (CAS 350029-67-3)
- Semaglutide Impurity 75 (CAS CATO-C4X-2226175)
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