3-Bromo-2,5-difluoro-N,N-bis(4-methoxybenzyl)-4-(trifluoromethyl)aniline CAS 2852766-96-0
| CAS No. | 2852766-96-0 |
| Molecular Formula | C23H19BrF5NO2 |
| Molecular Weight | 516.30 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.
3-Bromo-2,5-difluoro-N,N-bis(4-methoxybenzyl)-4-(trifluoromethyl)aniline (CAS 2852766-96-0), molecular formula C23H19BrF5NO2 and molecular weight 516.30 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, 3-Bromo-2,5-difluoro-N,N-bis(4-methoxybenzyl)-4-(trifluoromethyl)aniline is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 516.30 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 3-Bromo-2,5-difluoro-N,N-bis(4-methoxybenzyl)-4-(trifluoromethyl)aniline 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 | C23H19BrF5NO2 |
| Molecular Weight | 516.30 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
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