4-Pyridinethioamide
4-Pyridinethioamide (CAS: 2196-13-6, C6H6N2S) is a valuable organic compound with a molecular weight of 138.19 g/mol. It serves as a versatile building block in chemical synthesis, particularly within heterocyclic chemistry. This thioamide derivative of pyridine is primarily utilised in research and development settings for the creation of novel molecules and complex organic structures.
- IUPAC
- 4-Pyridylthioamide,Pyridine-4-carbothioamide,Thioisonicotinamide
- Synonyms
- 4-PyridylthioamidePyridine-4-carbothioamideThioisonicotinamide

Organic Synthesis Intermediate
4-Pyridinethioamide is employed as a key intermediate in the synthesis of various organic compounds, including pharmaceuticals and agrochemicals. Its reactive thioamide group allows for diverse chemical transformations.
Heterocyclic Chemistry
As a pyridine derivative, this compound is frequently used in the construction of more complex heterocyclic systems. It facilitates the introduction of the pyridine moiety into target molecules.
Research and Development
This chemical serves as a reagent in academic and industrial research laboratories exploring new synthetic pathways and novel chemical entities.
| Molecular weight | 138.19 |
|---|---|
| Empirical formula | C6H6N2S |
| Assay | 97% |
| Melting point | 199 °C (D) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
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 4-Pyridinethioamide used for?
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4-Pyridinethioamide is primarily used as a building block and intermediate in organic synthesis, particularly in the field of heterocyclic chemistry for research and development purposes.
What are the CAS number and molecular formula for 4-Pyridinethioamide?
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The CAS number for 4-Pyridinethioamide is 2196-13-6, and its molecular formula is C6H6N2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Pyridinethioamide with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 4-Pyridinethioamide be handled safely?
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4-Pyridinethioamide is a Warning substance that may cause respiratory irritation, skin irritation, and serious eye irritation (H315, H319, H335) and is harmful if swallowed (H302). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be worn. Ensure adequate ventilation.
Is 4-Pyridinethioamide a controlled substance?
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The provided data does not indicate that 4-Pyridinethioamide is a controlled substance.
How is 4-Pyridinethioamide packed, shipped, and exported?
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4-Pyridinethioamide is carefully packed to ensure stability during transit. Tech Serve Solutions is experienced in global shipping and export of chemicals, adhering to all relevant regulations.
How can I request a sample or quote for 4-Pyridinethioamide?
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To request a sample or a quote for 4-Pyridinethioamide, please contact our sales department through the website or via direct inquiry, providing your contact details and required quantity.
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