2-Chloro-6-(4-chlorophenyl)-4-(trifluoromethyl)pyridine-3-carbonitrile CAS 338749-75-0

Purity 97%+In StockPharmaceutical Standards
CAS No.338749-75-0
Molecular FormulaC13H5Cl2F3N2
Molecular Weight317.09 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Chloro-6-(4-chlorophenyl)-4-(trifluoromethyl)pyridine-3-carbonitrile CAS 338749-75-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 317.09 g/mol gives 2-Chloro-6-(4-chlorophenyl)-4-(trifluoromethyl)pyridine-3-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Chloro-6-(4-chlorophenyl)-4-(trifluoromethyl)pyridine-3-carbonitrile (CAS 338749-75-0), molecular formula C13H5Cl2F3N2 and molecular weight 317.09 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C13H5Cl2F3N2, 2-Chloro-6-(4-chlorophenyl)-4-(trifluoromethyl)pyridine-3-carbonitrile contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 317.09 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.

As a certified reference material (CRM), 2-Chloro-6-(4-chlorophenyl)-4-(trifluoromethyl)pyridine-3-carbonitrile meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC13H5Cl2F3N2
Molecular Weight317.09 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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