6-Bromo-4,5-difluoro-1H-benzo[d]imidazol-2(3H)-one CAS 1820666-05-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1820666-05-4
Molecular FormulaC7H3BrF2N2O
Molecular Weight249.01 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-Bromo-4,5-difluoro-1H-benzo[d]imidazol-2(3H)-one CAS 1820666-05-4 chemical structure

Description

The occurrence of 6-Bromo-4,5-difluoro-1H-benzo[d]imidazol-2(3H)-one is closely related to an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 6-Bromo-4,5-difluoro-1H-benzo[d]imidazol-2(3H)-one (CAS 1820666-05-4), a certified reference material (molecular formula C7H3BrF2N2O, MW 249.01 g/mol) for analytical method development and quality control.

Based on its molecular formula C7H3BrF2N2O, 6-Bromo-4,5-difluoro-1H-benzo[d]imidazol-2(3H)-one contains an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 249.01 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

As a certified reference material (CRM), 6-Bromo-4,5-difluoro-1H-benzo[d]imidazol-2(3H)-one 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 FormulaC7H3BrF2N2O
Molecular Weight249.01 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, 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
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Halogen ContentF/Br-containing
Nitrogen Atoms2

Related Bromo Standards

Recommended Standards

Why CATO?