5-(4-(Methylsulfonyl)phenyl)nicotinic acid CAS 893740-53-9

Description

Compared with other compounds in its class, the molecular weight of 277.30 g/mol gives 5-(4-(Methylsulfonyl)phenyl)nicotinic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-(4-(Methylsulfonyl)phenyl)nicotinic acid (CAS 893740-53-9), molecular formula C13H11NO4S and molecular weight 277.30 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C13H11NO4S, 5-(4-(Methylsulfonyl)phenyl)nicotinic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 277.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 5-(4-(Methylsulfonyl)phenyl)nicotinic acid 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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