5-Bromo-2,7-naphthyridine 2-oxide CAS 1323920-12-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1323920-12-2
Molecular FormulaC8H5BrN2O
Molecular Weight225.04 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Bromo-2,7-naphthyridine 2-oxide CAS 1323920-12-2 chemical structure

Description

The occurrence of 5-Bromo-2,7-naphthyridine 2-oxide is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

5-Bromo-2,7-naphthyridine 2-oxide (CAS 1323920-12-2), molecular formula C8H5BrN2O and molecular weight 225.04 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C8H5BrN2O, 5-Bromo-2,7-naphthyridine 2-oxide contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 225.04 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).

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), 5-Bromo-2,7-naphthyridine 2-oxide 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 FormulaC8H5BrN2O
Molecular Weight225.04 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 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentBr-containing
Nitrogen Atoms2

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