5-Chloro-3-methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole-4-carbaldehyde CAS 376359-52-3

Purity 97%+In StockPharmaceutical Standards
CAS No.376359-52-3
Molecular FormulaC12H8ClF3N2O
Molecular Weight288.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Chloro-3-methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole-4-carbaldehyde CAS 376359-52-3 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-Chloro-3-methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole-4-carbaldehyde.

CATO supplies 5-Chloro-3-methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole-4-carbaldehyde (CAS 376359-52-3), a certified reference material (molecular formula C12H8ClF3N2O, MW 288.65 g/mol) for analytical method development and quality control.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, 5-Chloro-3-methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole-4-carbaldehyde is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 288.65 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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-methyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole-4-carbaldehyde 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 FormulaC12H8ClF3N2O
Molecular Weight288.65 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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