Category
Ethionamide
CAS Number
Ethionamide STD - 536-33-4 : IMP -A -2196-13-6
Molecular Formula
Ethionamide STD - C8H10N2S : IMP -A - C6H6N2S
Molecular Weight
Ethionamide STD - 166.24 g/mol : IMP -A - 138.19 g/mol
Synonym

Ethionamide - 2-Ethylpyridine-4-carbothioamide ; 2-Ethyl-4-pyridinecarbothioamide; 2-Ethyl-4-thiocarbamoylpyridine;

Ethionamide EP Impurity A - pyridine-4-carbothioamide ; 4-Pyridinecarbothioamide; 4-(Aminothiocarbonyl)pyridine; 4-Pyridinethiocarboxamide; 4-Pyridylthiocarboxamide; Isonicotinic Acid Thioamide; Isothionicotinamide; Thio-4-pyridinecarboxamide;
 

Keywords
Intermediates
Heterocycles
Pharmaceutical Standards
Amines
Fine Chemicals
sulphur and selenium compounds
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Purity:

Above - 95.0%

Technical Data:

We will provide complete documentation support for every Standard Material. All analytical reports such as ¹H NMR, ¹³C NMR, Mass, FT-IR, HPLC Purity/GC Purity/QNMR Purity, Water content by KF/ Loss on Drying/TGA (Thermo-gravimetric Analysis). Certificate of Analysis with potency report. Each Standard Material SER (Structure Elucidation Report) with NMR, Mass, IR spectral interpretation. This whole analytical document can be included in eCTD, ANDA, DMF submissions to regulatory agencies.

Ethionamide CRS is used as a system suitability reference standard to verify the accuracy, precision, and performance of analytical methods such as HPLC or GC. It ensures reliable identification, assay, and impurity profiling of ethionamide in pharmaceutical analysis.