(5-Bromo-2-hydroxyphenyl)(1-(pyridin-2-yl)-1H-pyrazol-4-yl)methanone CAS 870811-23-7

Purity 97%+In StockPharmaceutical Standards
CAS No.870811-23-7
Molecular FormulaC15H10BrN3O2
Molecular Weight344.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(5-Bromo-2-hydroxyphenyl)(1-(pyridin-2-yl)-1H-pyrazol-4-yl)methanone CAS 870811-23-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 344.16 g/mol gives (5-Bromo-2-hydroxyphenyl)(1-(pyridin-2-yl)-1H-pyrazol-4-yl)methanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(5-Bromo-2-hydroxyphenyl)(1-(pyridin-2-yl)-1H-pyrazol-4-yl)methanone (CAS 870811-23-7) is a high-purity analytical reference standard with the molecular formula C15H10BrN3O2 and a molecular weight of 344.16 g/mol.

(5-Bromo-2-hydroxyphenyl)(1-(pyridin-2-yl)-1H-pyrazol-4-yl)methanone (C15H10BrN3O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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), (5-Bromo-2-hydroxyphenyl)(1-(pyridin-2-yl)-1H-pyrazol-4-yl)methanone 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 FormulaC15H10BrN3O2
Molecular Weight344.16 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentBr-containing
Nitrogen Atoms3

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