Ethyl 2-(6-(4-chlorophenyl)-3-cyano-4-(methylthio)-2-oxopyridin-1(2H)-yl)acetate CAS 478042-98-7

Purity 97%+In StockPharmaceutical Standards
CAS No.478042-98-7
Molecular FormulaC17H15ClN2O3S
Molecular Weight362.83 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 2-(6-(4-chlorophenyl)-3-cyano-4-(methylthio)-2-oxopyridin-1(2H)-yl)acetate CAS 478042-98-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 362.83 g/mol gives Ethyl 2-(6-(4-chlorophenyl)-3-cyano-4-(methylthio)-2-oxopyridin-1(2H)-yl)acetate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Ethyl 2-(6-(4-chlorophenyl)-3-cyano-4-(methylthio)-2-oxopyridin-1(2H)-yl)acetate (CAS 478042-98-7), a certified reference material (molecular formula C17H15ClN2O3S, MW 362.83 g/mol) for analytical method development and quality control.

Structurally, Ethyl 2-(6-(4-chlorophenyl)-3-cyano-4-(methylthio)-2-oxopyridin-1(2H)-yl)acetate (C17H15ClN2O3S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 362.83 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

Molecular FormulaC17H15ClN2O3S
Molecular Weight362.83 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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