2-Bromo-1H-imidazole
2-Bromo-1H-imidazole (CAS: 16681-56-4), with the molecular formula C3H3BrN2 and a molecular weight of 146.97 g/mol, is a valuable halogenated heterocyclic building block. This imidazole derivative is primarily employed in chemical synthesis and research, serving as an intermediate for the construction of more complex molecules. Its structure offers a reactive bromine atom and an imidazole core, making it a versatile reagent in organic chemistry laboratories.

Organic Synthesis Intermediate
2-Bromo-1H-imidazole serves as a key intermediate in the synthesis of various organic compounds. Its reactive bromine substituent facilitates nucleophilic substitution reactions, enabling the introduction of the imidazole moiety into diverse molecular structures for pharmaceutical and agrochemical research.
Heterocyclic Chemistry Research
As a functionalised imidazole, this compound is utilised in academic and industrial research to explore novel heterocyclic compounds. It is valuable for developing new synthetic methodologies and investigating the structure-activity relationships of imidazole-containing molecules.
Material Science Applications
Derivatives of imidazoles, including those synthesised from 2-Bromo-1H-imidazole, can find applications in material science. These may include the development of ligands for coordination chemistry or components for functional organic materials.
| Molecular weight | 146.97 |
|---|---|
| Empirical formula | C3H3BrN2 |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Melting point | 197-202 °C |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
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, 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-Bromo-1H-imidazole used for?
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2-Bromo-1H-imidazole is primarily used as a building block in organic synthesis and heterocyclic chemistry research. It acts as an intermediate for creating more complex molecules, particularly in the development of pharmaceuticals and agrochemicals.
What is the CAS number and formula for 2-Bromo-1H-imidazole?
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The CAS number for 2-Bromo-1H-imidazole is 16681-56-4, and its molecular formula is C3H3BrN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Bromo-1H-imidazole with an assay of 97%. This product is intended for research and laboratory use. TSS does not represent this product as meeting pharmacopoeial standards such as USP, BP, or EP.
What are the safety and handling considerations for 2-Bromo-1H-imidazole?
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2-Bromo-1H-imidazole is classified with GHS05 and GHS07 symbols and a 'Danger' signal word. It carries hazard statements H302 (Harmful if swallowed), H315 (Causes skin irritation), H318 (Causes serious eye damage), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves, should be worn. Handle in a well-ventilated area.
How is 2-Bromo-1H-imidazole shipped and exported?
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2-Bromo-1H-imidazole is typically stored at 2-8°C. Tech Serve Solutions is a specialist global supplier and exporter, equipped to handle the logistical requirements for international shipment of research chemicals.
How can I request a sample or quote for 2-Bromo-1H-imidazole?
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To request a sample or a quote for 2-Bromo-1H-imidazole, please contact the Tech Serve Solutions sales team through the website or via direct inquiry, providing your specific requirements and shipping details.
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