1-[4-chloro-2-(5-methylpyrazol-1-yl)phenyl]-2,2,2-trifluoro-ethanone CAS 1125828-32-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1125828-32-1
Molecular FormulaC12H18ClF3N2O
Molecular Weight298.73 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-[4-chloro-2-(5-methylpyrazol-1-yl)phenyl]-2,2,2-trifluoro-ethanone CAS 1125828-32-1 chemical structure

Description

The occurrence of 1-[4-chloro-2-(5-methylpyrazol-1-yl)phenyl]-2,2,2-trifluoro-ethanone is closely related to an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 1-[4-chloro-2-(5-methylpyrazol-1-yl)phenyl]-2,2,2-trifluoro-ethanone (CAS 1125828-32-1), a certified reference material (molecular formula C12H18ClF3N2O, MW 298.73 g/mol) for analytical method development and quality control.

Based on its molecular formula C12H18ClF3N2O, 1-[4-chloro-2-(5-methylpyrazol-1-yl)phenyl]-2,2,2-trifluoro-ethanone contains 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 298.73 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.

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

As a certified reference material (CRM), 1-[4-chloro-2-(5-methylpyrazol-1-yl)phenyl]-2,2,2-trifluoro-ethanone 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 FormulaC12H18ClF3N2O
Molecular Weight298.73 g/mol
AppearanceWhite to pale yellow crystalline powder. (slight halide-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)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1989
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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