1-(3,5-Dichlorophenyl)-5-propyl-1H-pyrazole-4-carbonyl chloride CAS 306936-64-1

Purity 97%+In StockPharmaceutical Standards
CAS No.306936-64-1
Molecular FormulaC13H11Cl3N2O
Molecular Weight317.60 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(3,5-Dichlorophenyl)-5-propyl-1H-pyrazole-4-carbonyl chloride CAS 306936-64-1 chemical structure

Description

CATO manufactures 1-(3,5-Dichlorophenyl)-5-propyl-1H-pyrazole-4-carbonyl chloride 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.

CATO supplies 1-(3,5-Dichlorophenyl)-5-propyl-1H-pyrazole-4-carbonyl chloride (CAS 306936-64-1), a certified reference material (molecular formula C13H11Cl3N2O, MW 317.60 g/mol) for analytical method development and quality control.

1-(3,5-Dichlorophenyl)-5-propyl-1H-pyrazole-4-carbonyl chloride (C13H11Cl3N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; 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.

Physical & Chemical Properties

Molecular FormulaC13H11Cl3N2O
Molecular Weight317.60 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light
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 ContentCl-containing
Nitrogen Atoms2

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