6-Bromo-2-(2-ethoxyphenyl)quinoline-4-carboxylic acid CAS 438531-52-3
| CAS No. | 438531-52-3 |
| Molecular Formula | C18H14BrNO3 |
| Molecular Weight | 372.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution, 6-Bromo-2-(2-ethoxyphenyl)quinoline-4-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 372.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 6-Bromo-2-(2-ethoxyphenyl)quinoline-4-carboxylic acid (CAS 438531-52-3), a certified reference material (molecular formula C18H14BrNO3, MW 372.21 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.
As a certified reference material (CRM), 6-Bromo-2-(2-ethoxyphenyl)quinoline-4-carboxylic acid 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 | C18H14BrNO3 |
| Molecular Weight | 372.21 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 |
| 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.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- Ethyl 9-bromo-8-fluoro-4,5-dihydrobenzo[2,3]oxepino[4,5-d]thiazole-2-carboxylate (CAS 1451085-03-2)
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Recommended Standards
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