5-[3-(4,5-Dihydro-4,4-dimethyl-2-oxazolyl)phenyl]quinoxaline CAS 177733-72-1

Description

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.

5-[3-(4,5-Dihydro-4,4-dimethyl-2-oxazolyl)phenyl]quinoxaline (CAS 177733-72-1) is a high-purity analytical reference standard with the molecular formula C19H17N3O and a molecular weight of 303.36 g/mol.

Based on its molecular formula C19H17N3O, 5-[3-(4,5-Dihydro-4,4-dimethyl-2-oxazolyl)phenyl]quinoxaline contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 303.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).

As a certified reference material (CRM), 5-[3-(4,5-Dihydro-4,4-dimethyl-2-oxazolyl)phenyl]quinoxaline 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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