2-(4-Nitrophenyl)-2-oxoethyl 6-bromo-2-(4-chlorophenyl)quinoline-4-carboxylate CAS 355420-61-0
| CAS No. | 355420-61-0 |
| Molecular Formula | C24H14BrClN2O5 |
| Molecular Weight | 525.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C24H14BrClN2O5, 2-(4-Nitrophenyl)-2-oxoethyl 6-bromo-2-(4-chlorophenyl)quinoline-4-carboxylate contains a flavonoid 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 525.74 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.
CATO supplies 2-(4-Nitrophenyl)-2-oxoethyl 6-bromo-2-(4-chlorophenyl)quinoline-4-carboxylate (CAS 355420-61-0), a certified reference material (molecular formula C24H14BrClN2O5, MW 525.74 g/mol) for analytical method development and quality control.
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.
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 | C24H14BrClN2O5 |
| Molecular Weight | 525.74 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- N-(16-amino-2-oxo-7,10,13-trioxa-3-azahexadecyl-5,5,6,6,14,14,15,15-d8)-N-methyl-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamide (CAS 1217717-09-3)
- Lefamulinum Impurity 1 (CAS CATO-C4X-30471)
- (3S,5S)-5-((1S,3S)-1-(Benzylamino)-3-(4-methoxy-3-(3-methoxypropoxy)benzyl)-4-methylpentyl)-3-isopropyldihydrofuran-2(3H)-one 361460-40-4 4562AB C32H47NO5 (CAS 361460-40-4)
- Lefamulinum Impurity 7 (CAS CATO-C4X-30477)
- 2-Cyclopropyl-1-(4-hydroxypiperidin-1-yl)ethan-1-one (CAS 1155464-77-9)
- 1-Amino-2-vinylcyclopropanecarboxylic acid (CAS 80003-54-9)
- N-[2-[4-(2-METHOXYPHENYL)-1-PIPERAZINYL]ETHYL]-N-2-PYRIDINYL-CYCLOHEXANECARBOXAMIDE MALEATE (CAS 1092679-51-0)
- 2-(2,4,6-Trimethyl-1H-indol-3-yl)acetic acid (CAS 6949-71-9)
- N-[4-(Heptyloxy)benzyl]-3-(3-phenylpropoxy)aniline (CAS 1040690-85-4)
- (Cyclobutylmethyl)thiourea (CAS 1095505-12-6)
- N-(3-(1H-Imidazol-1-yl)propyl)methanesulfonamidehydrochloride (CAS 1198416-83-9)
- Ethyl 5-(5-methylisoxazol-3-yl)-1,2,4-oxadiazole-3-carboxylate (CAS 1465529-95-6)
- 4,4′-Diiodo-2,2′-bipyridine (CAS 831225-81-1)
- Semaglutide impurity 211 (CAS CATO-C4X-2226211)
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