(3,4-Difluorophenyl)(5-methylpyridin-2-yl)methanone CAS 1187166-85-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1187166-85-3
Molecular FormulaC13H9F2NO
Molecular Weight233.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(3,4-Difluorophenyl)(5-methylpyridin-2-yl)methanone CAS 1187166-85-3 chemical structure

Description

The occurrence of (3,4-Difluorophenyl)(5-methylpyridin-2-yl)methanone is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

(3,4-Difluorophenyl)(5-methylpyridin-2-yl)methanone (CAS 1187166-85-3) is a high-purity analytical reference standard with the molecular formula C13H9F2NO and a molecular weight of 233.21 g/mol.

The molecular framework of (3,4-Difluorophenyl)(5-methylpyridin-2-yl)methanone (C13H9F2NO) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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), (3,4-Difluorophenyl)(5-methylpyridin-2-yl)methanone 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 FormulaC13H9F2NO
Molecular Weight233.21 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentF-containing
Nitrogen Atoms1

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