2,4-Dichloro-5-methoxy-8-methylquinoline CAS 1823874-43-6
| CAS No. | 1823874-43-6 |
| Molecular Formula | C11H9Cl2NO |
| Molecular Weight | 242.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H9Cl2NO, 2,4-Dichloro-5-methoxy-8-methylquinoline 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 242.10 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
2,4-Dichloro-5-methoxy-8-methylquinoline (CAS 1823874-43-6) is a high-purity analytical reference standard with the molecular formula C11H9Cl2NO and a molecular weight of 242.10 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C11H9Cl2NO |
| Molecular Weight | 242.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichloro Standards
- (2,6-Dichloro-8-methylquinolin-3-yl)methanol (CAS 1017403-79-0)
- (2,7-Dichloro-8-methylquinolin-3-yl)methanol (CAS 1017403-83-6)
- (2,5-Dichloro-8-methylquinolin-3-yl)methanol (CAS 1017429-51-4)
- 2,4-Dichloro-7-methoxy-8-methylquinoline (CAS 1108659-32-0)
- (E)-2,6-Dichloro-4-(2-(dimethylamino)vinyl)nicotinonitrile (CAS 1175559-53-1)
- 4,8-Dichloro-5-methoxy-2-methylquinoline (CAS 1206-61-7)
- 4,7-Dichloro-6-methoxy-2-methylquinoline (CAS 1315346-63-4)
- 2,6-Dichloro-N-(cyclopenta-1,3-dien-1-yl)-N-methylpyrimidin-4-amine (CAS 1332531-17-5)
Recommended Standards
- 2-(Difluoromethyl)-4-nitro-6-(trifluoromethyl)pyridine (CAS 1805923-75-4)
- 5,7-Dichloro-3-cyclobutylpyrazolo[1,5-a]pyrimidine (CAS 1824297-28-0)
- 1-(3-Bromopropyl)-4,4-difluoropiperidine (CAS 1782084-16-5)
- (1-(3,4-Dichlorophenyl)-1H-imidazol-4-yl)methanamine (CAS 445302-76-1)
- Ethyl 6-(hydroxymethyl)-5-methylnicotinate (CAS 1477901-67-9)
- 2-(4-Iodo-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetonitrile (CAS 2736477-33-9)
- 4-Fluoro-7-methoxyindole-3-acetic acid (CAS 1227579-60-3)
- 5349-70-2 DODECANOIC ACID, ESTER WITH SEC-BUTYL LACTATE NSC-1276 NSC1276 (CAS 5349-70-2)
- 2-(4-Chlorophenyl)-4-(3,4-dichlorophenyl)-4-oxobutanenitrile (CAS 344282-23-1)
- Lithium citrate hydrate,0.97 (CAS 313222-91-2)
- 5-(1,3-Dioxolan-2-yl)-2-thienyl 1-ethylpropyl ketone (CAS 898772-96-8)
- Pyridoxine impurity 83 (CAS CATO-C4X-187783)
- 2-(pyrimidin-2-yl)-1,3-thiazole-4-carboxylic acid (CAS 1014631-26-5)
- Insulin Glargine (CAS 160337-95-1)
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