2,5-Diaminopyridine
2,5-Diaminopyridine (CAS 4318-76-7), a pyridine derivative with the molecular formula C5H7N3 and a molecular weight of 109.13 g/mol, serves as a valuable heterocyclic building block in chemical synthesis. This compound is primarily utilised in research and development settings for the creation of more complex organic molecules. Its defined structure and reactivity make it a useful intermediate in various synthetic pathways.
- Synonyms
- 2,5-Pyridinediamine2,5-Dipyridylamine

Chemical Synthesis Intermediate
2,5-Diaminopyridine functions as a versatile building block in organic chemistry. It is employed in the synthesis of diverse heterocyclic compounds and complex molecular structures, facilitating research in new materials and pharmaceuticals.
Research and Development
Utilised in academic and industrial research laboratories for exploring novel chemical reactions and developing new synthetic methodologies. Its specific structure allows for targeted functionalisation.
Precursor for Organic Compounds
Acts as a starting material or intermediate in the preparation of various organic compounds, particularly those containing pyridine moieties. Essential for creating custom molecules with desired properties.
| Molecular weight | 109.13 |
|---|---|
| Empirical formula | C5H7N3 |
| Assay | 97% |
| Boiling point | 180 °C/12 mmHg(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
| 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) | 26-36 |
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 2,5-Diaminopyridine used for?
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2,5-Diaminopyridine (CAS 4318-76-7) is primarily used as a building block and intermediate in chemical synthesis and research and development.
What is the CAS number and formula for 2,5-Diaminopyridine?
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The CAS number for 2,5-Diaminopyridine is 4318-76-7, and its empirical formula is C5H7N3.
What grade and purity does Tech Serve Solutions supply for 2,5-Diaminopyridine?
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Tech Serve Solutions supplies 2,5-Diaminopyridine with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 2,5-Diaminopyridine be handled safely?
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2,5-Diaminopyridine is a Warning substance (GHS07) that may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a dust mask type N95 (US). Ensure adequate ventilation.
How is 2,5-Diaminopyridine packed and shipped?
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2,5-Diaminopyridine is carefully packed for safe transit and is exported globally by Tech Serve Solutions, adhering to all necessary regulations.
How can I request a sample or quote for 2,5-Diaminopyridine?
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Please contact our sales team directly via our website or by phone to request a sample or a detailed quotation for 2,5-Diaminopyridine.
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