2-Mercaptopyridine-3-carbonitrile
2-Mercaptopyridine-3-carbonitrile (CAS: 52505-45-0, C6H4N2S, MW: 136.17) is a valuable heterocyclic building block employed in chemical synthesis. Supplied by Tech Serve Solutions with an assay of 95%, this compound serves as a key intermediate for constructing more complex molecular architectures. Its utility spans various research and development applications within the chemical and pharmaceutical industries, facilitating the creation of novel compounds and materials.
- IUPAC
- 2-Mercaptonicotinonitrile,3-Cyanopyridine-2-thiol
- Synonyms
- 2-Mercaptonicotinonitrile3-Cyanopyridine-2-thiol

Chemical Synthesis Intermediate
Serves as a crucial building block in the synthesis of diverse organic molecules. Its functional groups allow for various chemical transformations and the construction of complex heterocyclic systems.
Research and Development
Utilised in academic and industrial laboratories for exploring new synthetic routes and developing novel compounds. Its structure is amenable to further functionalisation in R&D projects.
Pharmaceutical Intermediate
Acts as a precursor or key intermediate in the multi-step synthesis of potential pharmaceutical agents. Its pyridine and nitrile functionalities are common features in biologically active molecules.
| Molecular weight | 136.17 |
|---|---|
| Empirical formula | C6H4N2S |
| Assay | 95% |
| Melting point | 250-260 °C |


Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | T |
| Risk statements (R) | 25-41 |
| Safety statements (S) | 26-39-45 |
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 2-Mercaptopyridine-3-carbonitrile used for?
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2-Mercaptopyridine-3-carbonitrile is primarily used as a building block in chemical synthesis, particularly for constructing heterocyclic compounds and as an intermediate in pharmaceutical research and development.
What are the CAS number and molecular formula?
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The CAS number for 2-Mercaptopyridine-3-carbonitrile is 52505-45-0, and its molecular formula is C6H4N2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Mercaptopyridine-3-carbonitrile with an assay of 95%. TSS does not represent this chemical as USP, BP, or EP grade.
How should 2-Mercaptopyridine-3-carbonitrile be handled?
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2-Mercaptopyridine-3-carbonitrile is a Danger hazard. It is harmful if swallowed and causes serious eye damage. Handle with appropriate personal protective equipment, including eye protection, and avoid ingestion. Refer to the Safety Data Sheet (SDS) for detailed handling instructions.
Is this chemical suitable for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, including 2-Mercaptopyridine-3-carbonitrile.
How can I request a quote or sample?
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To request a quote or a sample of 2-Mercaptopyridine-3-carbonitrile, please contact our sales team via the website or listed contact details.
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