2,3-Dibromomaleimide
2,3-Dibromomaleimide (CAS: 1122-10-7) is a valuable organic compound with the molecular formula C4HBr2NO2 and a molecular weight of 254.86 g/mol. This dibrominated cyclic imide functions as a versatile building block in chemical synthesis. It is primarily employed in the development of novel organic molecules and as an intermediate in the production of complex chemical structures, contributing to advancements in materials science and pharmaceutical research.
- IUPAC
- 3,4-Dibromopyrrole-2,5-dione
- Synonyms
- 3,4-Dibromopyrrole-2,5-dione

Organic Synthesis Intermediate
Serves as a key intermediate in the synthesis of various heterocyclic compounds and complex organic molecules. Its reactive bromine atoms allow for diverse functionalisation pathways.
Building Block for Novel Materials
Utilised in the construction of advanced materials, including polymers and specialised organic frameworks. Its structure can impart unique electronic or physical properties to the resulting materials.
Research and Development
A crucial reagent in academic and industrial research laboratories for exploring new chemical reactions and designing novel molecular architectures.
| Molecular weight | 254.86 |
|---|---|
| Empirical formula | C4HBr2NO2 |
| Assay | 97% |
| Melting point | 228-231 °C(lit.) |


Hazard statements
- H314Causes severe skin burns and eye damage
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-43 |
| Safety statements (S) | 26-36/37/39-45 |
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-Dibromomaleimide primarily used for?
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2,3-Dibromomaleimide (CAS: 1122-10-7) is primarily used as a versatile building block and intermediate in organic synthesis, particularly for the development of heterocyclic compounds and novel organic molecules.
What are the CAS number and molecular formula for 2,3-Dibromomaleimide?
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The CAS number for 2,3-Dibromomaleimide is 1122-10-7, and its empirical formula (Hill notation) is C4HBr2NO2.
What grade and purity does Tech Serve Solutions supply for 2,3-Dibromomaleimide?
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Tech Serve Solutions supplies 2,3-Dibromomaleimide with an assay of 97%. This is a technical/research grade, and TSS does not represent it as USP, BP, or EP.
How should 2,3-Dibromomaleimide be handled safely?
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2,3-Dibromomaleimide is classified as Danger (GHS05, GHS07) and causes severe skin burns and eye damage (H314) and may cause an allergic skin reaction (H317). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and suitable respiratory protection (N100 or P3 filters), must be used. Handle in a well-ventilated area.
How is 2,3-Dibromomaleimide typically packed and shipped?
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2,3-Dibromomaleimide is shipped as UN 3261, Hazard Class 8, Packing Group II. Packaging adheres to strict international regulations for hazardous materials to ensure safe transport globally.
How can I request a sample or quote for 2,3-Dibromomaleimide?
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To request a sample or a quote for 2,3-Dibromomaleimide, please contact our sales department through the website or by phone, providing your specific requirements.
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