N-(2-Chlorophenyl)-N-(2,3-dimethyl-6-quinoxalinyl)urea CAS 672949-98-3

Description

Compared with other compounds in its class, the molecular weight of 326.78 g/mol gives N-(2-Chlorophenyl)-N-(2,3-dimethyl-6-quinoxalinyl)urea distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

N-(2-Chlorophenyl)-N-(2,3-dimethyl-6-quinoxalinyl)urea (CAS 672949-98-3), molecular formula C17H15ClN4O and molecular weight 326.78 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, N-(2-Chlorophenyl)-N-(2,3-dimethyl-6-quinoxalinyl)urea (C17H15ClN4O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, 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 326.78 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.

CATO manufactures N-(2-Chlorophenyl)-N-(2,3-dimethyl-6-quinoxalinyl)urea under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

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