N-(2-Cyano-3-methylbutan-2-yl)-2-((5-((2-ethoxyphenyl)amino)-1,3,4-thiadiazol-2-yl)thio)acetamide CAS 742116-33-2

Purity 97%+In StockPharmaceutical Standards
CAS No.742116-33-2
Molecular FormulaC18H23N5O2S2
Molecular Weight405.54 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(2-Cyano-3-methylbutan-2-yl)-2-((5-((2-ethoxyphenyl)amino)-1,3,4-thiadiazol-2-yl)thio)acetamide CAS 742116-33-2 chemical structure

Description

N-(2-Cyano-3-methylbutan-2-yl)-2-((5-((2-ethoxyphenyl)amino)-1,3,4-thiadiazol-2-yl)thio)acetamide (CAS 742116-33-2), molecular formula C18H23N5O2S2 and molecular weight 405.54 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C18H23N5O2S2, N-(2-Cyano-3-methylbutan-2-yl)-2-((5-((2-ethoxyphenyl)amino)-1,3,4-thiadiazol-2-yl)thio)acetamide contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 405.54 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.

As a certified reference material (CRM), N-(2-Cyano-3-methylbutan-2-yl)-2-((5-((2-ethoxyphenyl)amino)-1,3,4-thiadiazol-2-yl)thio)acetamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC18H23N5O2S2
Molecular Weight405.54 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Nitrogen Atoms5
Sulfur Atoms2

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