2-chloro-5-(2-phenyl-5-pyridin-4-yl-1H-imidazol-4-yl)phenol CAS 303727-31-3

Purity 97%+In StockPharmaceutical Standards
CAS No.303727-31-3
Molecular FormulaC20H36ClN3O
Molecular Weight369.97 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-chloro-5-(2-phenyl-5-pyridin-4-yl-1H-imidazol-4-yl)phenol CAS 303727-31-3 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.

CATO supplies 2-chloro-5-(2-phenyl-5-pyridin-4-yl-1H-imidazol-4-yl)phenol (CAS 303727-31-3), a certified reference material (molecular formula C20H36ClN3O, MW 369.97 g/mol) for analytical method development and quality control.

Based on its molecular formula C20H36ClN3O, 2-chloro-5-(2-phenyl-5-pyridin-4-yl-1H-imidazol-4-yl)phenol contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 369.97 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).

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 FormulaC20H36ClN3O
Molecular Weight369.97 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms3

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