5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole CAS 1484576-97-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1484576-97-7
Molecular FormulaC5H5ClF2N2
Molecular Weight166.56 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole CAS 1484576-97-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 166.56 g/mol gives 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole (CAS 1484576-97-7), a certified reference material (molecular formula C5H5ClF2N2, MW 166.56 g/mol) for analytical method development and quality control.

Based on its molecular formula C5H5ClF2N2, 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole contains a nitrile group, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 166.56 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.

CATO manufactures 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole 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 FormulaC5H5ClF2N2
Molecular Weight166.56 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.)1992
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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