5-Bromo-1-methyl-1H-imidazole
5-Bromo-1-methyl-1H-imidazole (CAS: 1003-21-0; Formula: C4H5BrN2; MW: 161.00) is a halogenated heterocyclic compound supplied by Tech Serve Solutions. It functions as a valuable building block in organic synthesis, particularly for the construction of more complex imidazole-based molecules. Its utility spans chemical synthesis research and the development of novel compounds within the pharmaceutical and agrochemical sectors.

Organic Synthesis Intermediate
Serves as a key intermediate in the synthesis of diverse organic molecules. The bromo- and N-methyl substituents offer specific reaction sites for further functionalization.
Pharmaceutical Research
Utilised in the development of potential pharmaceutical agents. Imidazole derivatives are common scaffolds in medicinal chemistry due to their biological activity.
Agrochemical Development
Explored as a building block for new agrochemical compounds. Its structure can be incorporated into molecules designed for crop protection.
Heterocyclic Chemistry
A useful reagent for academic and industrial research focused on heterocyclic chemistry, enabling the creation of novel imidazole frameworks.
| Molecular weight | 161.00 |
|---|---|
| Empirical formula | C4H5BrN2 |
| Assay | 97% |
| Melting point | 40-44 °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 |
|---|---|
| Flash point | 82 °C / 179.6 °F |
| Transport (UN / ADR) | UN 3335 |
| 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 5-Bromo-1-methyl-1H-imidazole used for?
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5-Bromo-1-methyl-1H-imidazole is primarily used as a building block in organic synthesis, with applications in pharmaceutical research, agrochemical development, and general heterocyclic chemistry.
What is the CAS number and formula for 5-Bromo-1-methyl-1H-imidazole?
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The CAS number is 1003-21-0 and the empirical formula is C4H5BrN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Bromo-1-methyl-1H-imidazole with an assay of 97%. This product is not represented as USP, BP, EP, or other pharmacopoeial grades.
How should 5-Bromo-1-methyl-1H-imidazole be handled?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust. It is classified as a Warning with hazards H315, H319, and H335 (causes skin irritation, causes serious eye irritation, may cause respiratory irritation).
How is this chemical packed, shipped, and exported?
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5-Bromo-1-methyl-1H-imidazole is packed and shipped according to standard chemical handling procedures, adhering to all relevant regulations for safe transport. TSS is a global supplier and exporter.
How can I request a sample or quote for 5-Bromo-1-methyl-1H-imidazole?
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Please contact our sales team via the website or provide your details through the 'Request Quote' or 'Sample Request' forms to receive a prompt response.
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