3,4-Diaminopyridine
3,4-Diaminopyridine (CAS: 54-96-6), with the molecular formula C5H7N3 and a molecular weight of 109.13 g/mol, is a heterocyclic organic compound. This vital building block finds extensive use in chemical synthesis, particularly in the creation of complex molecules. Its pyridine core and amine functionalities make it a valuable intermediate in the development of pharmaceuticals and other fine chemicals.
- Synonyms
- 3,4-Diaminopyridine54-96-6C5H7N3

Pharmaceutical Intermediate
3,4-Diaminopyridine serves as a key intermediate in the synthesis of various active pharmaceutical ingredients (APIs). Its structure is amenable to further modification for drug discovery and development.
Chemical Synthesis Building Block
As a versatile building block, it is employed in diverse organic synthesis routes. The compound's reactive amine groups allow for a range of coupling and derivatisation reactions.
Heterocyclic Compound Synthesis
This pyridine derivative is integral to constructing more complex heterocyclic systems. Its specific arrangement of nitrogen atoms and functional groups is valuable in synthetic chemistry.
| Molecular weight | 109.13 |
|---|---|
| Empirical formula | C5H7N3 |
| Melting point | 216-218 °C(lit.) |

Hazard statements
- H300Fatal if swallowed
- H311Toxic in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P264Wash thoroughly after handling
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+ |
| Risk statements (R) | 25-26-36/37/38 |
| Safety statements (S) | 26-28-36/37/39-45 |
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 3,4-Diaminopyridine used for?
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3,4-Diaminopyridine (CAS: 54-96-6) is primarily used as a building block in chemical synthesis, particularly for pharmaceutical intermediates and the construction of complex heterocyclic compounds.
What is the CAS number and formula for 3,4-Diaminopyridine?
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The CAS number for 3,4-Diaminopyridine is 54-96-6, and its empirical formula (Hill Notation) is C5H7N3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,4-Diaminopyridine with a minimum purity of 98%. We do not represent this product as meeting USP, BP, or EP pharmacopoeia standards.
How should 3,4-Diaminopyridine be handled safely?
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3,4-Diaminopyridine is a dangerous substance. It is toxic if swallowed, toxic in contact with skin, toxic if inhaled, causes skin irritation, causes serious eye irritation, and may cause respiratory irritation. Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection (type N100 or P3), is essential. Handle only in a well-ventilated area or under a fume hood.
How is 3,4-Diaminopyridine packed, shipped, and exported?
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3,4-Diaminopyridine is typically supplied in robust packaging suitable for hazardous materials, adhering to international shipping regulations. We offer global export services for this chemical.
How can I request a sample or quote for 3,4-Diaminopyridine?
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To request a sample or a quotation for 3,4-Diaminopyridine, please contact our sales team through the website or by phone. Please specify the quantity required and your shipping destination.
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