3-Amino-5-(4-bromophenyl)isoxazole
3-Amino-5-(4-bromophenyl)isoxazole (CAS: 6525-98-0) is a halogenated heterocyclic compound with the molecular formula C9H7BrN2O and a molecular weight of 239.07 g/mol. As a valuable isoxazole building block, it serves as a key intermediate in organic synthesis. Its structure facilitates incorporation into more complex molecules, making it useful in the development of novel chemical entities for research and potential applications in medicinal chemistry and materials science.
- IUPAC
- 5-(4-Bromophenyl)isoxazol-3-amine

Organic Synthesis Intermediate
This compound is utilised as a versatile building block in organic synthesis. The presence of the bromo-phenyl and amino-isoxazole functionalities allows for diverse chemical transformations.
Medicinal Chemistry Research
It can be employed in the synthesis of potential pharmaceutical candidates. The isoxazole core and halogenated phenyl group are common motifs in biologically active molecules.
Materials Science Exploration
The unique structural features may lend themselves to the development of new materials with specific electronic or optical properties, suitable for advanced research.
| Molecular weight | 239.07 |
|---|---|
| Empirical formula | C9H7BrN2O |
| Melting point | 144-148 °C |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P301IF SWALLOWED
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 3-Amino-5-(4-bromophenyl)isoxazole used for?
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3-Amino-5-(4-bromophenyl)isoxazole is primarily used as an intermediate in organic synthesis, particularly in medicinal chemistry research and potentially in materials science exploration due to its heterocyclic and halogenated structure.
What are the CAS number and formula for this chemical?
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The CAS number for 3-Amino-5-(4-bromophenyl)isoxazole is 6525-98-0, and its empirical formula is C9H7BrN2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and laboratory use. The specific grade and purity available are detailed in the product specifications. We do not represent this chemical as USP, BP, EP, or for food or nutraceutical use.
How should 3-Amino-5-(4-bromophenyl)isoxazole be handled safely?
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This compound is classified as toxic if swallowed (H301) and requires careful handling. Use appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, faceshields, and gloves. Ensure adequate ventilation. Store in a cool, dry place away from incompatible materials. Refer to the safety data sheet for comprehensive handling instructions.
Is this product suitable for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 3-Amino-5-(4-bromophenyl)isoxazole. We adhere to all relevant international shipping regulations.
How can I request a sample or quote?
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To request a sample or a quote for 3-Amino-5-(4-bromophenyl)isoxazole, please contact our sales department through the website or via email, providing your specific requirements and delivery details.
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