4-Bromo-N-(4-((3,4-dichlorobenzyl)oxy)benzyl)-3-methylaniline CAS 329928-96-3

Purity 97%+In StockPharmaceutical Standards
CAS No.329928-96-3
Molecular FormulaC21H18BrCl2NO
Molecular Weight451.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Bromo-N-(4-((3,4-dichlorobenzyl)oxy)benzyl)-3-methylaniline CAS 329928-96-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 451.18 g/mol gives 4-Bromo-N-(4-((3,4-dichlorobenzyl)oxy)benzyl)-3-methylaniline distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-Bromo-N-(4-((3,4-dichlorobenzyl)oxy)benzyl)-3-methylaniline (CAS 329928-96-3) is a high-purity analytical reference standard with the molecular formula C21H18BrCl2NO and a molecular weight of 451.18 g/mol.

Based on its molecular formula C21H18BrCl2NO, 4-Bromo-N-(4-((3,4-dichlorobenzyl)oxy)benzyl)-3-methylaniline 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 451.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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 FormulaC21H18BrCl2NO
Molecular Weight451.18 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl/Br-containing
Nitrogen Atoms1

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