5-Chloro-N-(3-cyano-4,5-dimethylthiophen-2-yl)thiophene-2-carboxamide CAS 515859-58-2

Purity 97%+In StockPharmaceutical Standards
CAS No.515859-58-2
Molecular FormulaC12H9ClN2OS2
Molecular Weight296.80 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Chloro-N-(3-cyano-4,5-dimethylthiophen-2-yl)thiophene-2-carboxamide CAS 515859-58-2 chemical structure

Description

CATO manufactures 5-Chloro-N-(3-cyano-4,5-dimethylthiophen-2-yl)thiophene-2-carboxamide 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.

5-Chloro-N-(3-cyano-4,5-dimethylthiophen-2-yl)thiophene-2-carboxamide (CAS 515859-58-2) is a high-purity analytical reference standard with the molecular formula C12H9ClN2OS2 and a molecular weight of 296.80 g/mol.

Based on its molecular formula C12H9ClN2OS2, 5-Chloro-N-(3-cyano-4,5-dimethylthiophen-2-yl)thiophene-2-carboxamide contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 296.80 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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.

Physical & Chemical Properties

Molecular FormulaC12H9ClN2OS2
Molecular Weight296.80 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms2

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