Ethyl 5-(4-bromophenyl)isoxazole-3-carboxylate
Ethyl 5-(4-bromophenyl)isoxazole-3-carboxylate (CAS 33277-15-5) is a halogenated heterocyclic compound with the molecular formula C12H10BrNO3 and a molecular weight of 296.12 g/mol. It serves as a valuable building block in organic synthesis, particularly for creating more complex molecules. Its structure, featuring an isoxazole ring and a bromophenyl substituent, makes it a useful intermediate in the development of novel chemical entities.

Organic Synthesis Intermediate
This compound is primarily utilised as a versatile intermediate in the construction of complex organic molecules. Its functional groups allow for various synthetic transformations.
Heterocyclic Chemistry Research
It is employed in academic and industrial research settings focused on heterocyclic chemistry, contributing to the exploration of novel chemical structures and properties.
Pharmaceutical and Agrochemical Development
The isoxazole core and bromo-substituent make it a potential starting material or intermediate in the discovery pathways for new pharmaceutical agents and agrochemicals.
| Molecular weight | 296.12 |
|---|---|
| Empirical formula | C12H10BrNO3 |
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 5-(4-bromophenyl)isoxazole-3-carboxylate used for?
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Ethyl 5-(4-bromophenyl)isoxazole-3-carboxylate is primarily used as a building block and intermediate in organic synthesis, particularly within heterocyclic and medicinal chemistry research.
What is the CAS number and formula for this compound?
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The CAS number is 33277-15-5, and the empirical formula is C12H10BrNO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical as a research grade material. We do not represent it as USP, BP, or EP grade. Please refer to the product's Certificate of Analysis for specific purity details.
How should Ethyl 5-(4-bromophenyl)isoxazole-3-carboxylate be handled?
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Based on its chemical nature, this compound may cause skin irritation, serious eye irritation, and respiratory irritation. Handle with appropriate personal protective equipment in a well-ventilated area. Consult the Safety Data Sheet (SDS) for comprehensive handling information.
Is this chemical suitable for pharmaceutical applications?
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While it can be used as an intermediate in research for potential pharmaceutical development, it is supplied as a technical/research grade and is not intended for direct therapeutic use or as a pharmaceutical excipient unless specifically qualified.
How is this product 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 hazardous materials. We have extensive experience exporting fine chemicals globally.
How can I request a sample or quote for Ethyl 5-(4-bromophenyl)isoxazole-3-carboxylate?
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To request a sample or a quotation, please use the contact form on our website or call our sales department directly, referencing the product name and CAS number.
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