1-(1,3-Dimethyl-1H-pyrazol-5-yl)-2,2,2-trifluoroethan-1-ol CAS 2139648-46-5

Purity 97%+In StockPharmaceutical Standards
CAS No.2139648-46-5
Molecular FormulaC7H9F3N2O
Molecular Weight194.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(1,3-Dimethyl-1H-pyrazol-5-yl)-2,2,2-trifluoroethan-1-ol CAS 2139648-46-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 194.15 g/mol gives 1-(1,3-Dimethyl-1H-pyrazol-5-yl)-2,2,2-trifluoroethan-1-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-(1,3-Dimethyl-1H-pyrazol-5-yl)-2,2,2-trifluoroethan-1-ol (CAS 2139648-46-5) is a high-purity analytical reference standard with the molecular formula C7H9F3N2O and a molecular weight of 194.15 g/mol.

1-(1,3-Dimethyl-1H-pyrazol-5-yl)-2,2,2-trifluoroethan-1-ol (C7H9F3N2O) contains an amide group, a hydroxyl group, an ether linkage, fluorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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-(1,3-Dimethyl-1H-pyrazol-5-yl)-2,2,2-trifluoroethan-1-ol 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 FormulaC7H9F3N2O
Molecular Weight194.15 g/mol
AppearanceWhite 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)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1997
Halogen ContentF-containing
Nitrogen Atoms2

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