N-(5-(Ethylthio)-1,3,4-thiadiazol-2-yl)-2-(pyrazin-2-yl)thiazole-4-carboxamide CAS 1226439-95-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1226439-95-7
Molecular FormulaC12H10N6OS3
Molecular Weight350.44 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(5-(Ethylthio)-1,3,4-thiadiazol-2-yl)-2-(pyrazin-2-yl)thiazole-4-carboxamide CAS 1226439-95-7 chemical structure

Description

N-(5-(Ethylthio)-1,3,4-thiadiazol-2-yl)-2-(pyrazin-2-yl)thiazole-4-carboxamide (CAS 1226439-95-7), molecular formula C12H10N6OS3 and molecular weight 350.44 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C12H10N6OS3, N-(5-(Ethylthio)-1,3,4-thiadiazol-2-yl)-2-(pyrazin-2-yl)thiazole-4-carboxamide contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 350.44 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.

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 FormulaC12H10N6OS3
Molecular Weight350.44 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms6
Sulfur Atoms3

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