Ethyl 2-(2-((3-cyano-4-phenyl-6-(p-tolyl)pyridin-2-yl)thio)acetamido)-4,5-dimethylthiophene-3-carboxylate CAS 332053-33-5

Purity 97%+In StockPharmaceutical Standards
CAS No.332053-33-5
Molecular FormulaC30H27N3O3S2
Molecular Weight541.68 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 2-(2-((3-cyano-4-phenyl-6-(p-tolyl)pyridin-2-yl)thio)acetamido)-4,5-dimethylthiophene-3-carboxylate CAS 332053-33-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 541.68 g/mol gives Ethyl 2-(2-((3-cyano-4-phenyl-6-(p-tolyl)pyridin-2-yl)thio)acetamido)-4,5-dimethylthiophene-3-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Ethyl 2-(2-((3-cyano-4-phenyl-6-(p-tolyl)pyridin-2-yl)thio)acetamido)-4,5-dimethylthiophene-3-carboxylate (CAS 332053-33-5), molecular formula C30H27N3O3S2 and molecular weight 541.68 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, Ethyl 2-(2-((3-cyano-4-phenyl-6-(p-tolyl)pyridin-2-yl)thio)acetamido)-4,5-dimethylthiophene-3-carboxylate (C30H27N3O3S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 19.0, corresponding to approximately 19 ring(s) or double-bond equivalent(s). With a molecular weight of 541.68 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).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

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 FormulaC30H27N3O3S2
Molecular Weight541.68 g/mol
Purity97%+
StorageStore in a cool place (≤25°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
Degree of Unsaturation (DBE)19.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms2

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