2-(4-Bromophenyl)quinoxaline
2-(4-Bromophenyl)quinoxaline (CAS: 5021-45-4) is a heterocyclic organic compound with the molecular formula C14H9BrN2 and a molecular weight of 285.14 g/mol. Supplied by Tech Serve Solutions (TSS) at a minimum assay of 96%, this building block is primarily utilised in chemical synthesis and research. Its structure, featuring a quinoxaline core substituted with a bromophenyl group, makes it a valuable intermediate for developing more complex molecules.

Organic Synthesis Intermediate
Serves as a key building block in the synthesis of novel organic compounds. Its reactive sites allow for further functionalization in multi-step synthetic pathways.
Research and Development
Utilised in academic and industrial research laboratories for exploring new chemical entities and reactions. It is valuable in the development of new materials and pharmaceutical leads.
Heterocyclic Chemistry
As a quinoxaline derivative, it is employed in studies focusing on the properties and applications of nitrogen-containing heterocyclic systems.
| Molecular weight | 285.14 |
|---|---|
| Empirical formula | C14H9BrN2 |
| Assay | 96% |
| Melting point | 133-138 °C |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
- H413May cause long-lasting harmful effects to aquatic life
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| Safety statements (S) | 26-39 |
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 2-(4-Bromophenyl)quinoxaline used for?
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2-(4-Bromophenyl)quinoxaline (CAS: 5021-45-4) is primarily used as a building block in organic synthesis and in research and development for creating novel compounds and exploring heterocyclic chemistry.
What is the CAS number and formula for 2-(4-Bromophenyl)quinoxaline?
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The CAS number is 5021-45-4 and the molecular formula is C14H9BrN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-(4-Bromophenyl)quinoxaline with a minimum assay of 96%. TSS does not represent this product as USP, BP, EP, or any pharmacopoeia grade.
What are the safety considerations for handling 2-(4-Bromophenyl)quinoxaline?
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This compound is classified under GHS05 and GHS07 with a Danger signal word. It carries hazard statements H302 (Harmful if swallowed), H315 (Causes skin irritation), H318 (Causes serious eye damage), H335 (May cause respiratory irritation), and H413 (May cause long lasting harmful effects to aquatic life). Appropriate personal protective equipment including a dust mask (N95), eyeshields, face shields, and gloves must be used. Handle with care in a well-ventilated area.
How is 2-(4-Bromophenyl)quinoxaline packed and shipped?
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Tech Serve Solutions securely packs and exports fine chemicals globally. Specific packaging details will be provided with your quotation.
How can I request a sample or quote for 2-(4-Bromophenyl)quinoxaline?
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To request a sample or quote, please contact our sales team through the website or by phone, referencing the product name and CAS number 5021-45-4.
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