4-Bromophenyl 2-(4-bromophenyl)quinoline-4-carboxylate CAS 355433-74-8
| CAS No. | 355433-74-8 |
| Molecular Formula | C22H13Br2NO2 |
| Molecular Weight | 483.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-Bromophenyl 2-(4-bromophenyl)quinoline-4-carboxylate (CAS 355433-74-8), molecular formula C22H13Br2NO2 and molecular weight 483.15 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Bromophenyl 2-(4-bromophenyl)quinoline-4-carboxylate (C22H13Br2NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 483.15 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 4-Bromophenyl 2-(4-bromophenyl)quinoline-4-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C22H13Br2NO2 |
| Molecular Weight | 483.15 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 2'-Amino-2'-deoxyuridine-5'-triphosphate (CAS 61468-90-4)
- Ethyl 6-fluoro-4-oxo-1H-quinoline-3-carboxylate (CAS 71083-00-6)
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- 2-Oxo-2-((perfluorophenyl)amino)ethyl 2-(methylthio)nicotinate (CAS 438026-97-2)
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- Ethyl 2-Acetamido-2-ethoxycarbonyl-3-(2-ethyl-5-methyl-3-oxoisoxazolin-4-yl) propionate (CAS 127020-33-1)
- DL-Valine-d8 (CAS 203784-63-8)
- Cefaclor Impurity 64 (CAS CATO-C4X-127064)
- N-((1-Phenylpyrrolidin-2-yl)methyl)-2-(m-tolyl)acetamide (CAS 1796971-15-7)
- Semaglutide impurity 198 (CAS CATO-C4X-2226198)
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