3,5-Bis(perfluorohexyl)-1-phenyl-1H-pyrazole CAS 243977-27-7

Purity 97%+In StockPharmaceutical Standards
CAS No.243977-27-7
Molecular FormulaC21H6F26N2
Molecular Weight780.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,5-Bis(perfluorohexyl)-1-phenyl-1H-pyrazole CAS 243977-27-7 chemical structure

Description

The occurrence of 3,5-Bis(perfluorohexyl)-1-phenyl-1H-pyrazole is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 3,5-Bis(perfluorohexyl)-1-phenyl-1H-pyrazole (CAS 243977-27-7), a certified reference material (molecular formula C21H6F26N2, MW 780.24 g/mol) for analytical method development and quality control.

Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution, 3,5-Bis(perfluorohexyl)-1-phenyl-1H-pyrazole is typically off-white to pale yellow amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 780.24 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), 3,5-Bis(perfluorohexyl)-1-phenyl-1H-pyrazole 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 FormulaC21H6F26N2
Molecular Weight780.24 g/mol
Purity97%+
StorageStore at room temperature, protect from light
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.)2025
Halogen ContentF-containing
Nitrogen Atoms2

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