3-Aminopyridazine
3-Aminopyridazine (CAS: 5469-70-5; Formula: C4H5N3; Molar Mass: 95.10) is a heterocyclic organic compound. It serves as a valuable building block in chemical synthesis, particularly within the pharmaceutical and agrochemical industries. Its pyridazine core and amino substituent enable diverse functionalization, making it a key intermediate for creating more complex molecules. Tech Serve Solutions offers this compound with an assay of 97%.
- IUPAC
- Pyridazin-3-amine

Pharmaceutical Intermediate
3-Aminopyridazine is utilised in the synthesis of various active pharmaceutical ingredients (APIs). Its structure can be incorporated into molecules targeting a range of therapeutic areas.
Agrochemical Synthesis
This compound acts as a precursor for the development of novel agrochemicals, including herbicides and pesticides. Its heterocyclic nature is often exploited to achieve specific biological activities.
Research and Development
As a versatile building block, 3-Aminopyridazine is employed in academic and industrial research for the exploration of new chemical entities and reaction pathways.
| Molecular weight | 95.10 |
|---|---|
| Empirical formula | C4H5N3 |
| Assay | 97% |
| Melting point | 168-172 °C |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| 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 3-Aminopyridazine used for?
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3-Aminopyridazine is primarily used as a building block in chemical synthesis, particularly for pharmaceuticals and agrochemicals, and in research and development.
What are the CAS number and formula for 3-Aminopyridazine?
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The CAS number for 3-Aminopyridazine is 5469-70-5, and its molecular formula is C4H5N3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Aminopyridazine with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 3-Aminopyridazine be handled safely?
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3-Aminopyridazine is classified as a Warning substance with hazard statements H302 (Harmful if swallowed) and H319 (Causes serious eye irritation). Handle with appropriate personal protective equipment in a well-ventilated area. Ensure eyes are rinsed thoroughly if contact occurs (P305 + P351 + P338).
Is 3-Aminopyridazine packed and exported by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 3-Aminopyridazine, which is available for export.
How can I request a sample or quote for 3-Aminopyridazine?
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To request a sample or a quote for 3-Aminopyridazine, please contact our sales team through the website or direct contact details provided.
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