1-Amino-5-bromo-1,2-dihydropyridin-2-one CAS 1891207-59-2

Description

Compared with other compounds in its class, the molecular weight of 189.01 g/mol gives 1-Amino-5-bromo-1,2-dihydropyridin-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-Amino-5-bromo-1,2-dihydropyridin-2-one (CAS 1891207-59-2) is a high-purity analytical reference standard with the molecular formula C5H5BrN2O and a molecular weight of 189.01 g/mol.

Structurally, 1-Amino-5-bromo-1,2-dihydropyridin-2-one (C5H5BrN2O) contains an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 189.01 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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), 1-Amino-5-bromo-1,2-dihydropyridin-2-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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