3-Amino-5-methylpyrazole
3-Amino-5-methylpyrazole (CAS 31230-17-8), with the empirical formula C4H7N3 and a molecular weight of 97.12, is a valuable heterocyclic building block. This pyrazole derivative is integral to chemical synthesis, particularly in the development of complex organic molecules. Its structure lends itself to diverse applications within research and development settings, serving as a foundational component in the creation of novel chemical entities.
- IUPAC
- 5-Methyl-3-pyrazolamine
- Synonyms
- 5-Methyl-3-pyrazolamine

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of various organic compounds, especially those containing pyrazole rings. Its reactive amine group allows for facile derivatisation.
Pharmaceutical Research
Serves as a building block in the discovery and development of new pharmaceutical agents. The pyrazole scaffold is present in numerous bioactive molecules.
Agrochemical Development
Investigated for its potential in the synthesis of novel agrochemicals, owing to the biological activity often associated with pyrazole derivatives.
Materials Science
Explored as a component in the development of functional materials, where its heterocyclic structure can impart specific electronic or physical properties.
| Molecular weight | 97.12 |
|---|---|
| Empirical formula | C4H7N3 |
| Assay | 97% |
| Boiling point | 213 °C/14 mmHg(lit.) |
| Melting point | 45-47 °C(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 |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| 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 3-Amino-5-methylpyrazole used for?
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3-Amino-5-methylpyrazole is primarily used as an intermediate in organic synthesis, particularly in the development of pharmaceuticals, agrochemicals, and novel materials. It functions as a versatile heterocyclic building block.
What is the CAS number and chemical formula for 3-Amino-5-methylpyrazole?
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The CAS number is 31230-17-8, and its empirical formula is C4H7N3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Amino-5-methylpyrazole with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 3-Amino-5-methylpyrazole be handled?
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Handling requires caution due to hazards including skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Use a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation.
Is 3-Amino-5-methylpyrazole packed and shipped internationally by TSS?
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Yes, Tech Serve Solutions exports and ships 3-Amino-5-methylpyrazole globally. Our logistics team ensures compliance with all international shipping regulations.
How can I request a quote or sample of 3-Amino-5-methylpyrazole?
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To request a quote or sample, please contact our sales department through the website or by calling. Provide your contact details and the product CAS number (31230-17-8).
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