7-(2,2,2-Trifluoroethyl)-6,7-dihydropyrazolo[1,5-a]pyridin-4(5H)-one CAS 2489783-98-2

Purity 97%+In StockPharmaceutical Standards
CAS No.2489783-98-2
Molecular FormulaC9H9F3N2O
Molecular Weight218.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-(2,2,2-Trifluoroethyl)-6,7-dihydropyrazolo[1,5-a]pyridin-4(5H)-one CAS 2489783-98-2 chemical structure

Description

The occurrence of 7-(2,2,2-Trifluoroethyl)-6,7-dihydropyrazolo[1,5-a]pyridin-4(5H)-one is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

7-(2,2,2-Trifluoroethyl)-6,7-dihydropyrazolo[1,5-a]pyridin-4(5H)-one (CAS 2489783-98-2), molecular formula C9H9F3N2O and molecular weight 218.18 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C9H9F3N2O, 7-(2,2,2-Trifluoroethyl)-6,7-dihydropyrazolo[1,5-a]pyridin-4(5H)-one 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 218.18 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.

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 FormulaC9H9F3N2O
Molecular Weight218.18 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)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2000
Halogen ContentF-containing
Nitrogen Atoms2

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