2-(3-Bromophenyl)-7-chloro-8-methylquinoline-4-carboxylic acid CAS 777876-90-1
| CAS No. | 777876-90-1 |
| Molecular Formula | C17H11BrClNO2 |
| Molecular Weight | 376.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(3-Bromophenyl)-7-chloro-8-methylquinoline-4-carboxylic acid (CAS 777876-90-1), molecular formula C17H11BrClNO2 and molecular weight 376.63 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C17H11BrClNO2, 2-(3-Bromophenyl)-7-chloro-8-methylquinoline-4-carboxylic acid contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 376.63 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).
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 | C17H11BrClNO2 |
| Molecular Weight | 376.63 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
Related Bromophenyl Standards
- 2-(4-Bromophenyl)-7-chloro-8-methylquinoline-4-carboxylic acid (CAS 588696-21-3)
- N-(2-Bromophenyl)-5-(2-chlorophenyl)furan-2-carboxamide (CAS 618400-86-5)
- N-(2-Bromophenyl)-5-(4-chlorophenyl)furan-2-carboxamide (CAS 461398-39-0)
- N-(3-Bromophenyl)-5-(2-chlorophenyl)furan-2-carboxamide (CAS 618401-62-0)
- (3-Bromophenyl)(3-(thiomorpholinomethyl)phenyl)methanone (CAS 898763-00-3)
- (4-Bromophenyl)(4-(thiomorpholinomethyl)phenyl)methanone (CAS 898782-61-1)
- 1-(2-Bromophenyl)-3-(2-(ethyl(m-tolyl)amino)ethyl)urea (CAS 459429-39-1)
- 3-(5-(4-Bromophenyl)furan-2-yl)-N-cyclohexylpropanamide (CAS 853331-22-3)
Recommended Standards
- 6-Bromo-2-(4-methoxyphenyl)quinoline-4-carbonyl chloride (CAS 148122-02-5)
- 6-Bromo-2-(3-methoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160265-00-8)
- 6-Bromo-2-(4-chlorophenyl)-3-methylquinoline-4-carboxylic acid (CAS 438531-53-4)
- 2-Chloro-N,N-bis(2-chloroethyl)-6-nitroquinoline-4-carboxamide (CAS 89267-25-4)
- (2R,4R)-2-(tert-Butyl)-3-(ethoxycarbonyl)-4-(indol-3-yl-methyl]-1,3-oxazolidin-5-one (CAS 170458-96-5)
- 1H-Indol-2-yl propionate (CAS 84540-38-5)
- Alizarin Astrol (CAS 6408-51-1)
- Methyl (4-bromo-2-cyanophenyl)carbamate (CAS 1217304-77-2)
- Amino-(2-trifluoromethoxy-phenyl)-acetic acid (CAS 1101781-50-3)
- (2R,3S)-2-(Boc-amino)-3-hydroxy-4-methylpentanoic Acid (CAS 182959-73-5)
- 5-Chloro-3-(piperidin-1-ylsulfonyl)pyridin-2-amine (CAS 1858250-67-5)
- Midecamycin Impurity 16 (CAS CATO-C4X-312216)
- 2-Methoxy-4-methylphenyl 3-pyrrolidinyl ether hydrochloride (CAS 1354543-97-7)
- Semaglutide impurity 31 (CAS CATO-C4X-222631)
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