Methyl 4-chloro-6-methylquinoline-2-carboxylate CAS 905807-65-0
| CAS No. | 905807-65-0 |
| Molecular Formula | C12H10ClNO2 |
| Molecular Weight | 235.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Methyl 4-chloro-6-methylquinoline-2-carboxylate 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.
Methyl 4-chloro-6-methylquinoline-2-carboxylate (CAS 905807-65-0) is a high-purity analytical reference standard with the molecular formula C12H10ClNO2 and a molecular weight of 235.67 g/mol.
Based on its molecular formula C12H10ClNO2, Methyl 4-chloro-6-methylquinoline-2-carboxylate 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 235.67 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.
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 | C12H10ClNO2 |
| Molecular Weight | 235.67 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 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Methyl Standards
- 1-(2-Chloro-7-methoxyquinolin-3-yl)ethanone (CAS 1017463-80-7)
- Methyl 4-chloro-8-methylquinoline-2-carboxylate (CAS 1020101-33-0)
- 2-Chloro-1-(2,3-dihydro-1H-benzo[d]imidazo[1,2-a]imidazol-1-yl)ethan-1-one (CAS 1030421-66-9)
- 6-Chloro-3-methyl-3,5-dihydroimidazo[2,1-b]quinazolin-2(1H)-one (CAS 105622-85-3)
- 5-Chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxamide (CAS 117518-83-9)
- 2-Chloro-N-(5'-hydroxynaphthalen-1'-yl)-acetamide (CAS 118639-06-8)
- 5-Chloro-3-(2,4-dimethylphenyl)-1,2-oxazole-4-carbaldehyde (CAS 1188029-06-2)
- 6-Chloro-N4-(pyridin-4-ylmethyl)pyrimidine-4,5-diamine (CAS 1192975-97-5)
Recommended Standards
- Methyl 4-chloro-2-methylquinoline-6-carboxylate (CAS 867166-87-8)
- Methyl 4-chloro-6-methylquinoline-7-carboxylate (CAS 2367006-51-5)
- Methyl 4-chloro-2-methylquinoline-3-carboxylate (CAS 50593-08-3)
- Methyl 5-(4-chlorophenyl)-1H-pyrrole-2-carboxylate (CAS 28970-57-2)
- [(propan-2-yl)carbamoyl]methyl 4-aminobenzoate (CAS 1001572-50-4)
- 2-(Amino)benzothiazole-6-boronic acid pinacol ester, 97% (CAS 1244041-62-0)
- (3-Aminopropyl)(difluoromethyl)phosphinic acid (CAS 133345-73-0)
- Bempedoic Acid Impurity 23 (CAS 738607-02-8)
- 1-(3-Nitrophenyl)-3-phenylprop-2-en-1-one (CAS 16619-21-9)
- 2'-Amino-5'-methyl-[1,1':3',1''-terphenyl]-4,4''-dicarbaldehyde (CAS 679835-69-9)
- 5-((tert-Butoxycarbonyl)amino)-4-fluoro-2-methylbenzoic acid (CAS 658085-43-9)
- ((2R,3R,4S,5R)-3-(Benzoyloxy)-5-(5-bromo-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluorotetrahydrofuran-2-yl)methyl benzoate (CAS 213136-12-0)
- 2-(6-Chloro-[3,3'-bipyridin]-4-yl)acetonitrile (CAS 1227494-38-3)
- endo-Arg30-Semaglutide (CAS CATO-C4X-2226281)
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