2-(1-(2,2-Difluoroethyl)-3,5-dimethyl-1H-pyrazol-4-yl)acetaldehyde CAS 2489409-31-4

Purity 97%+In StockPharmaceutical Standards
CAS No.2489409-31-4
Molecular FormulaC9H12F2N2O
Molecular Weight202.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(1-(2,2-Difluoroethyl)-3,5-dimethyl-1H-pyrazol-4-yl)acetaldehyde CAS 2489409-31-4 chemical structure

Description

2-(1-(2,2-Difluoroethyl)-3,5-dimethyl-1H-pyrazol-4-yl)acetaldehyde (CAS 2489409-31-4), molecular formula C9H12F2N2O and molecular weight 202.20 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C9H12F2N2O, 2-(1-(2,2-Difluoroethyl)-3,5-dimethyl-1H-pyrazol-4-yl)acetaldehyde 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 202.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 2-(1-(2,2-Difluoroethyl)-3,5-dimethyl-1H-pyrazol-4-yl)acetaldehyde 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 FormulaC9H12F2N2O
Molecular Weight202.20 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2000
Halogen ContentF-containing
Nitrogen Atoms2

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