1-(2-Bromoethyl)-4-chloro-1H-pyrazole
1-(2-Bromoethyl)-4-chloro-1H-pyrazole (CAS: 1011801-59-4) is a halogenated heterocyclic compound with the molecular formula C5H6BrClN2 and a molecular weight of 209.47 g/mol. As a versatile building block, it is primarily utilised in chemical synthesis, particularly within organic chemistry research and development. Its specific structure makes it a valuable intermediate for creating more complex molecules, contributing to advancements in various chemical and pharmaceutical fields.

Organic Synthesis Intermediate
This pyrazole derivative serves as a key building block in the synthesis of complex organic molecules. Its reactive sites allow for further functionalisation and incorporation into diverse chemical structures.
Pharmaceutical Research
The compound is employed in the development of novel pharmaceutical agents. Its heterocyclic nature and halogen substituents can be crucial for modulating biological activity in drug discovery programmes.
Materials Science
It may find application in the synthesis of specialised materials where its unique chemical properties can be exploited for specific functionalities.
| Molecular weight | 209.47 |
|---|---|
| Empirical formula | C5H6BrClN2 |
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 1-(2-Bromoethyl)-4-chloro-1H-pyrazole used for?
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1-(2-Bromoethyl)-4-chloro-1H-pyrazole is primarily used as a building block in organic synthesis and in pharmaceutical research and development for creating novel chemical entities.
What are the CAS number and molecular formula?
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The CAS number is 1011801-59-4 and the molecular formula is C5H6BrClN2.
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 purity are detailed in the product specifications. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
What are the safety and handling considerations?
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Users should consult the Safety Data Sheet (SDS) for comprehensive hazard information. Standard laboratory precautions for handling chemical reagents, including appropriate personal protective equipment and ventilation, should be followed to minimise exposure risks.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions packs and ships this chemical in compliance with all relevant national and international regulations for the transport of chemical goods. We have extensive experience exporting fine chemicals globally.
How can I request a quote or sample?
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To request a quote or a sample of 1-(2-Bromoethyl)-4-chloro-1H-pyrazole, please contact our sales team through the website or by direct inquiry.
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