2-(2-Nitrophenyl)-2,3-dihydroquinazolin-4(1H)-one CAS 16313-85-2

Description

Compared with other compounds in its class, the molecular weight of 269.26 g/mol gives 2-(2-Nitrophenyl)-2,3-dihydroquinazolin-4(1H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-(2-Nitrophenyl)-2,3-dihydroquinazolin-4(1H)-one (CAS 16313-85-2), molecular formula C14H11N3O3 and molecular weight 269.26 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C14H11N3O3, 2-(2-Nitrophenyl)-2,3-dihydroquinazolin-4(1H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 269.26 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), 2-(2-Nitrophenyl)-2,3-dihydroquinazolin-4(1H)-one 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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