3-(4-Bromophenyl)-2H-1,4-benzoxazine
3-(4-Bromophenyl)-2H-1,4-benzoxazine (CAS 61821-71-4) is a halogenated heterocyclic compound with a molecular weight of 288.14 g/mol. This compound serves as a valuable building block in organic synthesis, particularly for the construction of complex molecular architectures. Its specific structure lends itself to diverse chemical transformations, making it a sought-after reagent for researchers in medicinal chemistry and materials science.
- IUPAC
- 3-(4-Bromophenyl)-2H-1,4-benzodioxazine
- Synonyms
- 3-(4-Bromophenyl)-2H-1,4-benzodioxazineC14H10BrNO

Organic Synthesis Intermediate
Serves as a key intermediate in the synthesis of more complex organic molecules. Its reactive sites allow for versatile chemical modifications and coupling reactions.
Medicinal Chemistry Research
Utilised in the development of novel pharmaceutical agents. The benzoxazine core and bromophenyl substituent offer structural motifs relevant to drug discovery programmes.
Materials Science Applications
Can be employed in the synthesis of functional materials, leveraging the properties imparted by the heterocyclic and halogenated aromatic systems.
Heterocyclic Chemistry
A useful reagent for exploring novel heterocyclic structures and their potential applications in various chemical fields.
| Molecular weight | 288.14 |
|---|---|
| Empirical formula | C14H10BrNO |
| Assay | 98% |
| Melting point | 165-168 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-(4-Bromophenyl)-2H-1,4-benzoxazine used for?
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3-(4-Bromophenyl)-2H-1,4-benzoxazine is primarily used as an intermediate in organic synthesis, medicinal chemistry research, and potentially in materials science due to its heterocyclic and brominated aromatic structure.
What are the CAS number and formula for this compound?
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The CAS number is 61821-71-4, and the empirical formula is C14H10BrNO (molecular weight 288.14 g/mol).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound with a minimum purity of 98%. We do not represent this product as meeting USP, BP, EP, or any other pharmacopoeial standards.
How should 3-(4-Bromophenyl)-2H-1,4-benzoxazine be handled?
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Handle with appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, and gloves. Ensure good ventilation and avoid breathing dust. This compound is classified with H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation).
How is this chemical packed and shipped?
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This chemical is carefully packed and exported by Tech Serve Solutions in compliance with international shipping regulations for chemical products.
How can I request a sample or quote?
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To request a sample or a quote, please contact our sales department via the website or email, providing your specific requirements.
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