5-Tributylstannyl-1H-pyrazole-3-carboxylic acid ethyl ester
Tech Serve Solutions offers 5-Tributylstannyl-1H-pyrazole-3-carboxylic acid ethyl ester (CAS: 141998-85-8), a complex organotin compound with the molecular formula C18H34N2O2Sn and a molecular weight of 429.18. This heterocyclic building block is a valuable intermediate in organic synthesis, particularly for introducing pyrazole moieties into larger molecular structures. Its unique structure makes it suitable for advanced chemical research and development applications.

Organic Synthesis Intermediate
This compound serves as a key intermediate in the synthesis of complex organic molecules. It is particularly useful for introducing functionalised pyrazole rings into target structures via coupling reactions.
Heterocyclic Chemistry
As a pyrazole derivative, it is employed in heterocyclic chemistry research, enabling the construction of novel heterocyclic frameworks with potential applications in medicinal chemistry and material science.
Research and Development
Utilised in academic and industrial research laboratories for exploring new synthetic pathways and developing novel compounds with specific chemical or biological properties.
| Molecular weight | 429.18 |
|---|---|
| Empirical formula | C18H34N2O2Sn |
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-Tributylstannyl-1H-pyrazole-3-carboxylic acid ethyl ester used for?
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This compound is primarily used as an intermediate in organic synthesis and for research in heterocyclic chemistry.
What are the CAS number and formula for this product?
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The CAS number is 141998-85-8 and the empirical formula is C18H34N2O2Sn.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and development purposes. The specific assay and grade are available upon request, and TSS does not represent it as USP, BP, or EP grade.
How should 5-Tributylstannyl-1H-pyrazole-3-carboxylic acid ethyl ester be handled?
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Detailed safety information, including specific hazards and handling precautions, is provided in the Safety Data Sheet (SDS). Users should consult the SDS before handling.
Is this product available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals and laboratory reagents.
How can I request a sample or quote?
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To request a sample or a quote, please contact our sales department through the provided channels on our website.
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