2,6-Dithiopurine
2,6-Dithiopurine (CAS: 5437-25-2) is a heterocyclic organic compound with the molecular formula C5H4N4S2 and a molecular weight of 184.24 g/mol. This purine derivative, also known as 2,6-Purinedithiol, serves as a valuable building block in chemical synthesis. Its structure makes it useful in the development of novel compounds within research and development settings, particularly in heterocyclic chemistry.
- IUPAC
- 2,6-Dimercaptopurine,2,6-Purinedithiol,Dithioxanthine
- Synonyms
- 2,6-Dimercaptopurine2,6-PurinedithiolDithioxanthine

Heterocyclic Synthesis
2,6-Dithiopurine is employed as a key intermediate in the synthesis of more complex heterocyclic compounds. Its reactive sulfur atoms and purine core allow for diverse chemical transformations.
Chemical Research
As a purine analogue, it is used in exploratory research for developing novel molecules with potential biological or material science applications. Its structure provides a unique scaffold for chemical modifications.
Building Block
The compound functions as a versatile building block in organic chemistry, enabling the construction of various functionalized molecules for further investigation.
| Molecular weight | 184.24 |
|---|---|
| Empirical formula | C5H4N4S2 |
| Melting point | >350 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 2,6-Dithiopurine used for?
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2,6-Dithiopurine is primarily used as a building block in chemical synthesis and in heterocyclic research for the development of novel compounds.
What are the CAS number and formula for 2,6-Dithiopurine?
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The CAS number is 5437-25-2, and its empirical formula is C5H4N4S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,6-Dithiopurine typically as a research or technical grade material. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade unless explicitly stated otherwise in the product specifications.
How should 2,6-Dithiopurine be handled?
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Handling requires appropriate personal protective equipment, including eyeshields, gloves, and a respirator filter (type N95 or P1). Refer to the safety data sheet for comprehensive handling instructions and hazard information. It has a WGK rating of 3 in Germany, indicating a high level of hazard.
Is 2,6-Dithiopurine a controlled substance?
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The provided data does not indicate that 2,6-Dithiopurine is a controlled substance.
How is 2,6-Dithiopurine packed, shipped, and exported?
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Tech Serve Solutions ensures secure and compliant packaging for all its chemicals, suitable for domestic and international export. Specific packaging details will be confirmed upon order.
How can I request a sample or quote for 2,6-Dithiopurine?
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To request a sample or a formal quotation, please use the contact form on our website or call our sales department, referencing the product name and CAS number 5437-25-2.
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