5-Bromo-1,2-dimethyl-4-nitro-1h-imidazole CAS 21117-52-2

Purity 97%+In StockPharmaceutical Standards
CAS No.21117-52-2
Molecular FormulaC5H6BrN3O2
Molecular Weight220.02 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Bromo-1,2-dimethyl-4-nitro-1h-imidazole CAS 21117-52-2 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.

5-Bromo-1,2-dimethyl-4-nitro-1h-imidazole (CAS 21117-52-2), molecular formula C5H6BrN3O2 and molecular weight 220.02 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C5H6BrN3O2, 5-Bromo-1,2-dimethyl-4-nitro-1h-imidazole contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 220.02 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).

CATO manufactures 5-Bromo-1,2-dimethyl-4-nitro-1h-imidazole 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 FormulaC5H6BrN3O2
Molecular Weight220.02 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1963
Halogen ContentBr-containing
Nitrogen Atoms3

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