2-(3-(Tert-butyl)-1H-pyrazol-1-yl)-1-(4-chlorophenyl)ethan-1-one CAS 321538-45-8

Purity 97%+In StockPharmaceutical Standards
CAS No.321538-45-8
Molecular FormulaC15H17ClN2O
Molecular Weight276.76 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(3-(Tert-butyl)-1H-pyrazol-1-yl)-1-(4-chlorophenyl)ethan-1-one CAS 321538-45-8 chemical structure

Description

Based on its molecular formula C15H17ClN2O, 2-(3-(Tert-butyl)-1H-pyrazol-1-yl)-1-(4-chlorophenyl)ethan-1-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 276.76 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

2-(3-(Tert-butyl)-1H-pyrazol-1-yl)-1-(4-chlorophenyl)ethan-1-one (CAS 321538-45-8) is a high-purity analytical reference standard with the molecular formula C15H17ClN2O and a molecular weight of 276.76 g/mol.

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 2-(3-(Tert-butyl)-1H-pyrazol-1-yl)-1-(4-chlorophenyl)ethan-1-one 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 FormulaC15H17ClN2O
Molecular Weight276.76 g/mol
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 ContentCl-containing
Nitrogen Atoms2

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