3-Chloro-2-[5-(1-chloroethyl)-1,2-oxazol-3-yl]-5-(trifluoromethyl)pyridine CAS 439097-50-4

Purity 97%+In StockPharmaceutical Standards
CAS No.439097-50-4
Molecular FormulaC11H7Cl2F3N2O
Molecular Weight311.09 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Chloro-2-[5-(1-chloroethyl)-1,2-oxazol-3-yl]-5-(trifluoromethyl)pyridine CAS 439097-50-4 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 3-Chloro-2-[5-(1-chloroethyl)-1,2-oxazol-3-yl]-5-(trifluoromethyl)pyridine.

3-Chloro-2-[5-(1-chloroethyl)-1,2-oxazol-3-yl]-5-(trifluoromethyl)pyridine (CAS 439097-50-4), molecular formula C11H7Cl2F3N2O and molecular weight 311.09 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C11H7Cl2F3N2O, 3-Chloro-2-[5-(1-chloroethyl)-1,2-oxazol-3-yl]-5-(trifluoromethyl)pyridine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 311.09 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.

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 3-Chloro-2-[5-(1-chloroethyl)-1,2-oxazol-3-yl]-5-(trifluoromethyl)pyridine 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 FormulaC11H7Cl2F3N2O
Molecular Weight311.09 g/mol
AppearanceOff-white to pale 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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