Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate
Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate (CAS: 51985-95-6), with the molecular formula C6H8N2O3 and a molecular weight of 156.14 g/mol, is a heterocyclic organic compound. It serves as a valuable building block in chemical synthesis, particularly within the realm of pyrazole derivatives. Its structure lends itself to incorporation into more complex molecules for various research and development applications.
- IUPAC
- 1-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylic acid methyl ester,5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester
- Synonyms
- 1-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylic acid methyl ester5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester

Organic Synthesis
This compound is utilized as a versatile building block in the synthesis of novel organic molecules. Its pyrazole core and functional groups allow for diverse chemical transformations.
Heterocyclic Chemistry
As a substituted pyrazole, it finds application in the exploration of heterocyclic chemistry, contributing to the development of new chemical entities with potential biological or material properties.
Research and Development
Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate is employed in research laboratories for the creation and study of complex chemical structures and reaction pathways.
| Molecular weight | 156.14 |
|---|---|
| Empirical formula | C6H8N2O3 |
| Assay | 97% |
| Melting point | 195-200 °C |
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 Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate used for?
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Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate is primarily used as a building block in organic synthesis and heterocyclic chemistry for research and development purposes.
What are the CAS number and formula for this compound?
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The CAS number is 51985-95-6, and the empirical formula is C6H8N2O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or for any pharmaceutical, nutraceutical, or food applications.
How should Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate be handled?
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According to the supplied safety data, this compound is classified under WGK Germany 3, indicating it is hazardous to water. Appropriate personal protective equipment should be used, and handling should occur in a well-ventilated area.
Is this compound suitable for controlled substance synthesis?
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The provided data does not indicate any controlled substance status for this compound.
How is this chemical exported or shipped?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, adhering to all necessary shipping and export regulations.
How can I request a sample or quote for Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate?
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Please contact our sales team directly via the website or by phone to request a sample or a detailed quotation.
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