Methyl 5-methyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate CAS 676640-03-2

Purity 97%+In StockPharmaceutical Standards
CAS No.676640-03-2
Molecular FormulaC10H8F3N3O2
Molecular Weight259.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 5-methyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate CAS 676640-03-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 259.18 g/mol gives Methyl 5-methyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Methyl 5-methyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 676640-03-2), molecular formula C10H8F3N3O2 and molecular weight 259.18 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, Methyl 5-methyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate (C10H8F3N3O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 259.18 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

CATO manufactures Methyl 5-methyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC10H8F3N3O2
Molecular Weight259.18 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 sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Halogen ContentF-containing
Nitrogen Atoms3

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