1-Azido-4-bromobenzene solution
1-Azido-4-bromobenzene solution (CAS 2101-88-4, C6H4BrN3) is a versatile organic compound with a molecular weight of 198.02 g/mol. Supplied as a solution in tert-butyl methyl ether (approx. 0.5 M), this aromatic azide is a valuable building block in organic synthesis. Its utility spans various chemical transformations, particularly in the introduction of azide functionalities or further derivatization of the bromophenyl moiety in pharmaceutical and materials science research.
- IUPAC
- 4-Bromophenyl azide solution

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of complex organic molecules, leveraging the reactivity of the azide and bromo groups for diverse chemical transformations.
Pharmaceutical Research
Serves as a building block in the development of novel pharmaceutical compounds, where the azido group can be a precursor to amine functionalities or participate in click chemistry.
Materials Science
Employed in the creation of functionalized materials, where the bromophenyl azide unit can be incorporated into polymers or surface coatings.
Reagent in Click Chemistry
The azide functionality makes it suitable for copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions, a cornerstone of click chemistry for bioconjugation and materials assembly.
| Molecular weight | 198.02 |
|---|---|
| Empirical formula | C6H4BrN3 |
| Assay | ≥95.0% (HPLC) |
| Concentration | ~0.5 M in tert-butyl methyl ether |
| Storage temperature | −20°C |
| Impurities tested | ≤2.0% water |



Hazard statements
- H225Highly flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H372Causes damage to organs through prolonged exposure
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P305IF IN EYES
- P314Get medical attention if you feel unwell
| Flash point | -33 °C / -27.4 °F |
|---|---|
| Transport (UN / ADR) | UN 2398 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,T |
| Risk statements (R) | 11-38-48/23/24/25 |
| Safety statements (S) | 16 |
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 1-Azido-4-bromobenzene solution used for?
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1-Azido-4-bromobenzene solution is primarily used as a building block in organic synthesis, particularly for introducing azide or amine functionalities into target molecules, and in click chemistry applications.
What are the CAS number and formula for 1-Azido-4-bromobenzene solution?
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The CAS number is 2101-88-4 and the empirical formula is C6H4BrN3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Azido-4-bromobenzene solution with an assay of ≥95.0% (HPLC), containing ≤2.0% water. This product is not represented as USP, BP, or EP grade.
What are the safety and handling considerations for this product?
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This product is highly flammable and can cause serious eye irritation and organ damage from prolonged or repeated exposure. It requires careful handling in a well-ventilated area, away from ignition sources, and appropriate personal protective equipment should be worn. Refer to the Safety Data Sheet (SDS) for comprehensive information.
How is 1-Azido-4-bromobenzene solution packed, shipped, and exported?
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1-Azido-4-bromobenzene solution is packed and shipped according to international transport regulations for hazardous materials, including UN 2398, Hazard Class 3, Packing Group II. Tech Serve Solutions is experienced in global export.
How can I request a sample or quote for 1-Azido-4-bromobenzene solution?
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To request a sample or a quotation, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements.
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