5-Methyl-1H-pyrazole-3-carbohydrazide
5-Methyl-1H-pyrazole-3-carbohydrazide (CAS 40535-14-6, C5H8N4O) is a heterocyclic organic compound with a molecular weight of 140.14 g/mol. This pyrazole derivative serves as a valuable building block in chemical synthesis. It is primarily utilised in the development of novel chemical entities and is a key intermediate in various research and development applications within the pharmaceutical and agrochemical industries.
- IUPAC
- 5-Methyl-1H-pyrazole-3-carboxylic acid hydrazide

Chemical Synthesis Intermediate
Utilised as a fundamental building block in organic synthesis for constructing more complex molecules. Its pyrazole core and reactive hydrazide group offer versatile reaction sites for derivatisation.
Pharmaceutical Research
A key intermediate in the synthesis of potential drug candidates. The pyrazole moiety is present in several known pharmacologically active compounds, making this a useful starting material for medicinal chemistry.
Agrochemical Development
Employed in the research and development of new agrochemicals, such as herbicides, insecticides, and fungicides, owing to the biological activity often associated with pyrazole derivatives.
Material Science
Potential applications in material science for the synthesis of novel polymers or functional materials, where the heterocyclic structure can impart specific properties.
| Molecular weight | 140.14 |
|---|---|
| Empirical formula | C5H8N4O |
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 5-Methyl-1H-pyrazole-3-carbohydrazide used for?
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This compound is primarily used as a building block in chemical synthesis, particularly in pharmaceutical and agrochemical research and development, for creating novel heterocyclic compounds.
What are the CAS number and formula for 5-Methyl-1H-pyrazole-3-carbohydrazide?
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The CAS number is 40535-14-6 and the empirical formula is C5H8N4O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product for research and development purposes. The specific assay and grade are available on the Certificate of Analysis. We do not represent this product as USP, BP, EP, or any other pharmacopoeial grade.
How should 5-Methyl-1H-pyrazole-3-carbohydrazide be handled safely?
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Refer to the Safety Data Sheet (SDS) for detailed handling instructions. General precautions include avoiding contact with skin and eyes, ensuring adequate ventilation, and using appropriate personal protective equipment.
Is 5-Methyl-1H-pyrazole-3-carbohydrazide available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 5-Methyl-1H-pyrazole-3-carbohydrazide, adhering to all relevant international shipping regulations.
How can I request a sample or quote for 5-Methyl-1H-pyrazole-3-carbohydrazide?
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Please use the contact form on our website or contact our sales department directly to request a sample or a quotation for 5-Methyl-1H-pyrazole-3-carbohydrazide.
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