4,5-Diamino-2,6-dimercaptopyrimidine
4,5-Diamino-2,6-dimercaptopyrimidine (CAS: 31295-41-7) is a heterocyclic organic compound with the molecular formula C4H6N4S2 and a molecular weight of 174.25 g/mol. This compound serves as a valuable building block in chemical synthesis. It is particularly relevant in the field of heterocyclic chemistry, contributing to the development of novel molecular structures.
- IUPAC
- 5,6-Diamino-2,4(1H,3H)-pyrimidinedithione
- Synonyms
- 31295-41-75,6-Diamino-2,4(1H,3H)-pyrimidinedithioneC4H6N4S2

Chemical Synthesis Intermediate
As a pyrimidine derivative, 4,5-Diamino-2,6-dimercaptopyrimidine acts as a crucial intermediate for synthesising more complex organic molecules. Its reactive amino and mercapto groups allow for diverse chemical modifications.
Heterocyclic Chemistry Research
This compound is employed in research settings exploring the synthesis and properties of novel heterocyclic systems. Its structure offers potential for creating new compounds with specific electronic or biological characteristics.
Material Science Building Block
The dithiopyrimidine moiety can be explored for applications in material science, potentially contributing to the development of functional materials or coordination polymers.
| Molecular weight | 174.25 |
|---|---|
| Empirical formula | C4H6N4S2 |
| Assay | 90% |
| Melting point | >300 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 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 4,5-Diamino-2,6-dimercaptopyrimidine used for?
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4,5-Diamino-2,6-dimercaptopyrimidine is primarily used as a building block in chemical synthesis and research, particularly within heterocyclic chemistry and potentially in material science.
What is the CAS number and molecular formula for 4,5-Diamino-2,6-dimercaptopyrimidine?
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The CAS number is 31295-41-7, and the molecular formula is C4H6N4S2.
What grade and purity does Tech Serve Solutions supply for 4,5-Diamino-2,6-dimercaptopyrimidine?
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Tech Serve Solutions supplies this compound with an assay of 90%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 4,5-Diamino-2,6-dimercaptopyrimidine be handled?
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According to GHS classifications, this compound may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including gloves, eye protection, and ensuring adequate ventilation. Avoid breathing dust/fume/gas/mist/vapours/spray (P261) and in case of contact with eyes, rinse cautiously with water for several minutes (P305 + P351 + P338).
How is 4,5-Diamino-2,6-dimercaptopyrimidine packed, shipped, and exported?
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Tech Serve Solutions expertly handles the packing, shipping, and global export of fine chemicals, ensuring compliance with all relevant regulations.
How can I request a quote or sample for 4,5-Diamino-2,6-dimercaptopyrimidine?
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To request a quote or sample, please contact our sales department through the website or by telephone, providing your specific requirements.
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