4-Bromo-1-benzyl-1H-pyrazole
4-Bromo-1-benzyl-1H-pyrazole (CAS 50877-41-3) is a heterocyclic organic compound with the molecular formula C10H9BrN2 and a molecular weight of 237.10 g/mol. This brominated pyrazole derivative serves as a valuable building block in chemical synthesis, particularly within the realm of heterocyclic chemistry. Its structure allows for diverse functionalisation, making it a useful intermediate in the development of novel molecules for research and development purposes.

Chemical Synthesis Intermediate
Serves as a versatile building block for constructing more complex organic molecules. Its pyrazole core and bromo-substituent offer sites for further chemical modification.
Research and Development
Utilised in academic and industrial research settings for exploring new synthetic pathways and discovering novel compounds with potential applications.
Heterocyclic Chemistry
A key component in the synthesis of various pyrazole-containing heterocycles, which are prevalent in medicinal chemistry and materials science.
| Molecular weight | 237.10 |
|---|---|
| Empirical formula | C10H9BrN2 |
| Assay | 97% |
| Melting point | 50-54 °C |
| Flash point | >110 °C / >230 °F |
|---|---|
| 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 4-Bromo-1-benzyl-1H-pyrazole typically used for?
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4-Bromo-1-benzyl-1H-pyrazole is primarily used as a building block and intermediate in organic chemical synthesis and research and development, especially within heterocyclic chemistry.
What are the CAS number and molecular formula for this compound?
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The CAS number is 50877-41-3 and the molecular formula is C10H9BrN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Bromo-1-benzyl-1H-pyrazole with a minimum assay of 97%. This product is not represented as USP, BP, or EP grade.
What are the safety and handling considerations for 4-Bromo-1-benzyl-1H-pyrazole?
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According to available data, this compound has a GHS classification indicating it is hazardous. It should be handled with appropriate personal protective equipment in a well-ventilated area. Consult the Safety Data Sheet (SDS) for comprehensive handling and safety information. It is classified under WGK Germany 3.
How is 4-Bromo-1-benzyl-1H-pyrazole packaged and shipped?
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Tech Serve Solutions exports this chemical globally, ensuring appropriate packaging for safe transport. Please contact us for specific shipping and export details.
How can I request a sample or obtain a quote?
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To request a sample or obtain a quote for 4-Bromo-1-benzyl-1H-pyrazole, please use the contact form on our website or email our sales department directly.
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