3-(4-chloro-1-methyl-1H-pyrazol-3-yl)-1-[2-(trifluoromethyl)phenyl]prop-2-en-1-one CAS 287922-57-0

Purity 97%+In StockPharmaceutical Standards
CAS No.287922-57-0
Molecular FormulaC14H10ClF3N2O
Molecular Weight314.69 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(4-chloro-1-methyl-1H-pyrazol-3-yl)-1-[2-(trifluoromethyl)phenyl]prop-2-en-1-one CAS 287922-57-0 chemical structure

Description

Based on its molecular formula C14H10ClF3N2O, 3-(4-chloro-1-methyl-1H-pyrazol-3-yl)-1-[2-(trifluoromethyl)phenyl]prop-2-en-1-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 314.69 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.

3-(4-chloro-1-methyl-1H-pyrazol-3-yl)-1-[2-(trifluoromethyl)phenyl]prop-2-en-1-one (CAS 287922-57-0) is a high-purity analytical reference standard with the molecular formula C14H10ClF3N2O and a molecular weight of 314.69 g/mol.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

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 FormulaC14H10ClF3N2O
Molecular Weight314.69 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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