4-Chloro-6-(4-fluorophenoxy)-3-phenylpyridazine CAS 477872-35-8

Description

Compared with other compounds in its class, the molecular weight of 300.71 g/mol gives 4-Chloro-6-(4-fluorophenoxy)-3-phenylpyridazine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-Chloro-6-(4-fluorophenoxy)-3-phenylpyridazine (CAS 477872-35-8), molecular formula C16H10ClFN2O and molecular weight 300.71 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-Chloro-6-(4-fluorophenoxy)-3-phenylpyridazine (C16H10ClFN2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 300.71 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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-6-(4-fluorophenoxy)-3-phenylpyridazine 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

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