3-Bromo-4-chloro-5-nitrobenzoic acid CAS 1523065-07-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1523065-07-7
Molecular FormulaC7H3BrClNO4
Molecular Weight280.46 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Bromo-4-chloro-5-nitrobenzoic acid CAS 1523065-07-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 280.46 g/mol gives 3-Bromo-4-chloro-5-nitrobenzoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 3-Bromo-4-chloro-5-nitrobenzoic acid (CAS 1523065-07-7), a certified reference material (molecular formula C7H3BrClNO4, MW 280.46 g/mol) for analytical method development and quality control.

Based on its molecular formula C7H3BrClNO4, 3-Bromo-4-chloro-5-nitrobenzoic acid contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 280.46 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.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 3-Bromo-4-chloro-5-nitrobenzoic acid 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 FormulaC7H3BrClNO4
Molecular Weight280.46 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 sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1992
Halogen ContentCl/Br-containing
Nitrogen Atoms1

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