Ethionamide
Ethionamide (CAS: 536-33-4), with the molecular formula C8H10N2S, is a thioamide derivative. It functions as a bacteriostatic agent primarily used in combination therapy against tuberculosis. This compound is available from Tech Serve Solutions for research and laboratory applications, adhering to strict quality standards. Ethionamide is recognised for its role in antimicrobial research and development within the pharmaceutical sector.
- IUPAC
- 2-Ethyl-4-pyridinecarbothioamide
- Synonyms
- 2-Ethyl-4-pyridinecarbothioamide

Antimicrobial Research
Ethionamide serves as a key compound in research focused on developing new strategies to combat bacterial infections, particularly those caused by Mycobacterium species. Its mechanism of action as a thioamide derivative is of significant interest in antimicrobial drug discovery.
Pharmaceutical Intermediate
As a chemical entity with a defined structure and properties, Ethionamide can be utilised as an intermediate in the synthesis of more complex pharmaceutical compounds. Its pyridinecarbothioamide structure offers potential for further chemical modification.
Biochemical Studies
Researchers employ Ethionamide in biochemical studies to investigate pathways related to drug resistance and efficacy. Understanding its interaction with cellular targets provides insights into antibiotic action and resistance mechanisms.
| Molecular weight | 166.24 |
|---|---|
| Empirical formula | C8H10N2S |
| Storage temperature | 2-8°C |


Hazard statements
- H302Harmful if swallowed
- H361Suspected of damaging fertility or the unborn child
Precautionary statements
- P281Use personal protective equipment as required
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 63-22 |
| Safety statements (S) | 36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ethionamide used for?
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Ethionamide is primarily used as a bacteriostatic agent in combination therapy against tuberculosis. It is also utilised in antimicrobial research and biochemical studies.
What is the CAS number and formula for Ethionamide?
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The CAS number for Ethionamide is 536-33-4, and its empirical formula is C8H10N2S.
What grade and purity does Tech Serve Solutions supply for Ethionamide?
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Tech Serve Solutions supplies Ethionamide for research and laboratory use. The specific grade and purity are available upon request. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade unless explicitly stated.
How should Ethionamide be handled safely?
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Ethionamide is classified with Warning signal word and Hazard statements H302 (Harmful if swallowed) and H361 (Suspected of damaging fertility or the unborn child). It requires appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection (type N100 or P3 filters). Handle in a well-ventilated area and avoid exposure.
How is Ethionamide packed and shipped?
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Ethionamide is carefully packed according to international shipping regulations for chemicals. For specific packaging details or export inquiries, please contact our sales team.
How can I request a sample or quote for Ethionamide?
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To request a sample or obtain a quotation for Ethionamide, please contact the Tech Serve Solutions sales department via our website or direct email, providing your specific requirements.
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