1-(4-Methylbenzyl)-2-oxo-4-(thiophen-2-yl)-1,2-dihydropyridine-3-carbonitrile CAS 866136-73-4

Description

Compared with other compounds in its class, the molecular weight of 306.38 g/mol gives 1-(4-Methylbenzyl)-2-oxo-4-(thiophen-2-yl)-1,2-dihydropyridine-3-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-(4-Methylbenzyl)-2-oxo-4-(thiophen-2-yl)-1,2-dihydropyridine-3-carbonitrile (CAS 866136-73-4), molecular formula C18H14N2OS and molecular weight 306.38 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1-(4-Methylbenzyl)-2-oxo-4-(thiophen-2-yl)-1,2-dihydropyridine-3-carbonitrile (C18H14N2OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 306.38 g/mol, it falls into the moderately-high-molecular-weight range. 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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