4-Amino-5-phenyl-4H-1,2,4-triazole-3-thiol
4-Amino-5-phenyl-4H-1,2,4-triazole-3-thiol (CAS 22706-11-2) is a heterocyclic organic compound with the molecular formula C8H8N4S and a molecular weight of 192.24 g/mol. This compound functions as a valuable building block in organic synthesis, particularly for constructing more complex heterocyclic systems. Its structure lends itself to diverse chemical modifications, making it a useful intermediate in the development of novel molecules.
- Synonyms
- 22706-11-2

Organic Synthesis Intermediate
Serves as a key building block in the synthesis of various organic compounds, especially those containing heterocyclic ring systems. Its reactive thiol and amine groups allow for diverse chemical transformations.
Heterocyclic Chemistry
Utilised in the construction of complex heterocyclic structures, including substituted triazoles. These are often investigated for potential biological activity or material science applications.
Research and Development
Employed in academic and industrial research laboratories for exploring new synthetic pathways and developing novel chemical entities. Its availability supports diverse R&D projects.
| Molecular weight | 192.24 |
|---|---|
| Empirical formula | C8H8N4S |
| Assay | 97% |
| Melting point | 195 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| 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-Amino-5-phenyl-4H-1,2,4-triazole-3-thiol used for?
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This compound is primarily used as a building block in organic synthesis and heterocyclic chemistry for research and development purposes.
What are the CAS number and molecular formula for 4-Amino-5-phenyl-4H-1,2,4-triazole-3-thiol?
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The CAS number is 22706-11-2 and the molecular formula is C8H8N4S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Amino-5-phenyl-4H-1,2,4-triazole-3-thiol with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 4-Amino-5-phenyl-4H-1,2,4-triazole-3-thiol be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (N95 US type), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation, as it may cause skin, eye, and respiratory irritation (H315, H319, H335).
Is this chemical exported by Tech Serve Solutions?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-Amino-5-phenyl-4H-1,2,4-triazole-3-thiol.
How can I request a sample or quote?
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Please contact our sales team through our website or by phone to request a sample or a quotation for 4-Amino-5-phenyl-4H-1,2,4-triazole-3-thiol.
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