1-(2-Fluoro-5-methylphenyl)-5-(pyridin-3-yl)-1H-1,2,3-triazole-4-carboxylic acid CAS 1340734-73-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1340734-73-7
Molecular FormulaC15H11FN4O2
Molecular Weight298.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(2-Fluoro-5-methylphenyl)-5-(pyridin-3-yl)-1H-1,2,3-triazole-4-carboxylic acid CAS 1340734-73-7 chemical structure

Description

Based on its molecular formula C15H11FN4O2, 1-(2-Fluoro-5-methylphenyl)-5-(pyridin-3-yl)-1H-1,2,3-triazole-4-carboxylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 298.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

1-(2-Fluoro-5-methylphenyl)-5-(pyridin-3-yl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1340734-73-7), molecular formula C15H11FN4O2 and molecular weight 298.27 g/mol, is a CATO reference standard with documented purity and traceability.

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), 1-(2-Fluoro-5-methylphenyl)-5-(pyridin-3-yl)-1H-1,2,3-triazole-4-carboxylic 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 FormulaC15H11FN4O2
Molecular Weight298.27 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, 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; 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.)1991
Halogen ContentF-containing
Nitrogen Atoms4

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