Ethyl 3-methylpyrazole-5-carboxylate
Ethyl 3-methylpyrazole-5-carboxylate (CAS: 4027-57-0; Formula: C7H10N2O2; Molar Mass: 154.17 g/mol) is a heterocyclic organic compound. It serves as a versatile building block in chemical synthesis. This pyrazole derivative is valuable in the development of novel chemical entities, particularly within research and development settings for pharmaceuticals and agrochemicals.

Pharmaceutical Intermediate
Utilised in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules. Its pyrazole core offers a scaffold for developing new therapeutic agents.
Agrochemical Development
Serves as a precursor in the creation of novel pesticides and herbicides. The heterocyclic structure is a common motif in modern agrochemical research.
Organic Synthesis Building Block
A key reagent for constructing more complex organic structures. It is employed in academic and industrial research laboratories for novel compound generation.
Material Science Research
Potentially used in the exploration of new materials with specific electronic or optical properties. Its functional groups allow for further chemical modification.
| Molecular weight | 154.17 |
|---|---|
| Empirical formula | C7H10N2O2 |
| Assay | 98% |
| Melting point | 80-84 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 Ethyl 3-methylpyrazole-5-carboxylate used for?
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Ethyl 3-methylpyrazole-5-carboxylate is primarily used as a building block in organic synthesis, particularly for pharmaceutical intermediates and agrochemical development.
What is the CAS number and formula for Ethyl 3-methylpyrazole-5-carboxylate?
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The CAS number is 4027-57-0 and the empirical formula (Hill notation) is C7H10N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethyl 3-methylpyrazole-5-carboxylate with a minimum assay of 98%. This product is intended for research and chemical synthesis and is not represented as USP, BP, or EP grade.
How should Ethyl 3-methylpyrazole-5-carboxylate be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation, and use a suitable respirator if airborne exposure is likely, as indicated by its hazard classification (WGK Germany: 3).
Is Ethyl 3-methylpyrazole-5-carboxylate a controlled substance?
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The provided data does not indicate that Ethyl 3-methylpyrazole-5-carboxylate (CAS: 4027-57-0) is a controlled substance.
How is Ethyl 3-methylpyrazole-5-carboxylate packed and exported?
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Tech Serve Solutions professionally packs and exports chemicals globally, adhering to all relevant shipping regulations for hazardous materials.
How can I request a quote or sample for Ethyl 3-methylpyrazole-5-carboxylate?
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To request a quote or sample, please visit the Tech Serve Solutions website or contact our sales department directly with your inquiry.
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