N-(2-chlorophenyl)-1-(3,4-dimethylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxamide CAS 902887-78-9

Description

Compared with other compounds in its class, the molecular weight of 340.81 g/mol gives N-(2-chlorophenyl)-1-(3,4-dimethylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

N-(2-chlorophenyl)-1-(3,4-dimethylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxamide (CAS 902887-78-9), molecular formula C18H17ClN4O and molecular weight 340.81 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C18H17ClN4O, N-(2-chlorophenyl)-1-(3,4-dimethylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxamide contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 340.81 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

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