3-((4-Bromo-3,5-dimethyl-1h-pyrazol-1-yl)methyl)benzoic acid CAS 175203-24-4

Purity 97%+In StockPharmaceutical Standards
CAS No.175203-24-4
Molecular FormulaC13H13BrN2O2
Molecular Weight309.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-((4-Bromo-3,5-dimethyl-1h-pyrazol-1-yl)methyl)benzoic acid CAS 175203-24-4 chemical structure

Description

The occurrence of 3-((4-Bromo-3,5-dimethyl-1h-pyrazol-1-yl)methyl)benzoic acid 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.

3-((4-Bromo-3,5-dimethyl-1h-pyrazol-1-yl)methyl)benzoic acid (CAS 175203-24-4) is a high-purity analytical reference standard with the molecular formula C13H13BrN2O2 and a molecular weight of 309.16 g/mol.

The molecular framework of 3-((4-Bromo-3,5-dimethyl-1h-pyrazol-1-yl)methyl)benzoic acid (C13H13BrN2O2) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC13H13BrN2O2
Molecular Weight309.16 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2007
Halogen ContentBr-containing
Nitrogen Atoms2

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