(4-Chloro-3-fluorophenyl)(4-chlorophenyl)methanone CAS 951890-56-5

Purity 97%+In StockPharmaceutical Standards
CAS No.951890-56-5
Molecular FormulaC13H7Cl2FO
Molecular Weight269.10 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(4-Chloro-3-fluorophenyl)(4-chlorophenyl)methanone CAS 951890-56-5 chemical structure

Description

The occurrence of (4-Chloro-3-fluorophenyl)(4-chlorophenyl)methanone is closely related to a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

(4-Chloro-3-fluorophenyl)(4-chlorophenyl)methanone (CAS 951890-56-5) is a high-purity analytical reference standard with the molecular formula C13H7Cl2FO and a molecular weight of 269.10 g/mol.

The molecular framework of (4-Chloro-3-fluorophenyl)(4-chlorophenyl)methanone (C13H7Cl2FO) is characterized by a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system. 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), (4-Chloro-3-fluorophenyl)(4-chlorophenyl)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 FormulaC13H7Cl2FO
Molecular Weight269.10 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.)1987
Halogen ContentF/Cl-containing

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