2-Bromo-3,5-dichloro-1-fluoro-4-methoxybenzene CAS 2140305-64-0

Purity 97%+In StockPharmaceutical Standards
CAS No.2140305-64-0
Molecular FormulaC7H4BrCl2FO
Molecular Weight273.91 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Bromo-3,5-dichloro-1-fluoro-4-methoxybenzene CAS 2140305-64-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 273.91 g/mol gives 2-Bromo-3,5-dichloro-1-fluoro-4-methoxybenzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-Bromo-3,5-dichloro-1-fluoro-4-methoxybenzene (CAS 2140305-64-0), a certified reference material (molecular formula C7H4BrCl2FO, MW 273.91 g/mol) for analytical method development and quality control.

2-Bromo-3,5-dichloro-1-fluoro-4-methoxybenzene (C7H4BrCl2FO) contains a hydroxyl group, an ether linkage, fluorine/chlorine/bromine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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), 2-Bromo-3,5-dichloro-1-fluoro-4-methoxybenzene 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 FormulaC7H4BrCl2FO
Molecular Weight273.91 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Halogen ContentF/Cl/Br-containing

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