2,3-Dibromo-N-methylmaleimide
2,3-Dibromo-N-methylmaleimide (CAS 3005-27-4), with the empirical formula C5H3Br2NO2 and a molecular weight of 268.89 g/mol, is a brominated cyclic imide. This compound serves as a valuable building block in organic synthesis. Its structure makes it useful for introducing specific functional groups and for constructing more complex molecular architectures in research and development settings.
- Synonyms
- C5H3Br2NO2

Organic Synthesis Intermediate
This dibrominated maleimide derivative is employed as a key intermediate in the synthesis of diverse organic molecules. Its reactivity allows for various chemical transformations, facilitating the construction of complex structures.
Research and Development
Utilised in academic and industrial research laboratories, 2,3-Dibromo-N-methylmaleimide aids in exploring novel synthetic pathways and developing new chemical entities. Its specific functionalities are leveraged in reaction mechanism studies and materials science.
Building Block for Heterocycles
The compound functions as a versatile building block for the synthesis of various heterocyclic compounds. The presence of bromine atoms offers sites for further functionalization, enabling the creation of a range of nitrogen-containing cyclic systems.
| Molecular weight | 268.89 |
|---|---|
| Empirical formula | C5H3Br2NO2 |
| Assay | 99% |
| Melting point | 120-124 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- 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 |
| Safety statements (S) | 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 2,3-Dibromo-N-methylmaleimide used for?
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2,3-Dibromo-N-methylmaleimide (CAS 3005-27-4) is primarily used as a building block and intermediate in organic synthesis and research and development for creating complex molecules and heterocyclic compounds.
What is the CAS number and empirical formula for 2,3-Dibromo-N-methylmaleimide?
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The CAS number is 3005-27-4 and the empirical formula is C5H3Br2NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,3-Dibromo-N-methylmaleimide with an assay of 99%. This product is intended for laboratory and research use and is not supplied as USP, BP, or EP grade.
How should 2,3-Dibromo-N-methylmaleimide be handled?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. This compound is classified with H302 (Harmful if swallowed) and H319 (Causes serious eye irritation).
Is 2,3-Dibromo-N-methylmaleimide packed and exported by TSS?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2,3-Dibromo-N-methylmaleimide, which is carefully packed for safe transit.
How can I request a quote or sample for 2,3-Dibromo-N-methylmaleimide?
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To request a quote or a sample, please contact our sales department through the website or by phone, providing the product name and CAS number (3005-27-4).
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