1-(1-Ethyl-1h-pyrazol-5-yl)-2,2,2-trifluoroethan-1-one CAS 1340098-75-0

Purity 97%+In StockPharmaceutical Standards
CAS No.1340098-75-0
Molecular FormulaC7H7F3N2O
Molecular Weight192.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(1-Ethyl-1h-pyrazol-5-yl)-2,2,2-trifluoroethan-1-one CAS 1340098-75-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 192.14 g/mol gives 1-(1-Ethyl-1h-pyrazol-5-yl)-2,2,2-trifluoroethan-1-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 1-(1-Ethyl-1h-pyrazol-5-yl)-2,2,2-trifluoroethan-1-one (CAS 1340098-75-0), a certified reference material (molecular formula C7H7F3N2O, MW 192.14 g/mol) for analytical method development and quality control.

Owing to an amide group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system, 1-(1-Ethyl-1h-pyrazol-5-yl)-2,2,2-trifluoroethan-1-one is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 192.14 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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-(1-Ethyl-1h-pyrazol-5-yl)-2,2,2-trifluoroethan-1-one 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 FormulaC7H7F3N2O
Molecular Weight192.14 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.)1991
Halogen ContentF-containing
Nitrogen Atoms2

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