N,N′-(o-Phenylene)dimaleimide
N,N′-(o-Phenylene)dimaleimide (CAS: 13118-04-2), with the molecular formula C14H8N2O4 and a molecular weight of 268.22 g/mol, is a specialized organic compound. It is primarily utilised as a crosslinking agent and monomer in polymer science and materials science. Its chemical structure facilitates its incorporation into polymer chains, imparting unique properties to the resulting materials, particularly in applications requiring enhanced thermal or mechanical stability.
- IUPAC
- 1,2-Dimaleimidobenzene
- Synonyms
- 1,2-Dimaleimidobenzene

Polymer Synthesis
Serves as a crosslinking agent in the synthesis of advanced polymers. It enhances the thermal stability and mechanical properties of materials due to its rigid structure and reactive maleimide groups.
Materials Science
Utilised in the development of novel materials, including high-performance resins and composites. Its ability to form robust networks makes it valuable for applications demanding durability.
Monomer for Specialty Polymers
Acts as a monomer in the creation of specialty polymers, particularly those requiring good thermal resistance. The maleimide functionality allows for various polymerisation reactions.
| Molecular weight | 268.22 |
|---|---|
| Empirical formula | C14H8N2O4 |
| Assay | 99% |
| Melting point | 245-247 °C (dec.)(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 N,N′-(o-Phenylene)dimaleimide used for?
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N,N′-(o-Phenylene)dimaleimide is primarily used as a crosslinking agent and monomer in polymer synthesis and materials science, contributing to enhanced thermal stability and mechanical properties of resulting polymers.
What is the CAS number and molecular formula for N,N′-(o-Phenylene)dimaleimide?
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The CAS number is 13118-04-2 and the molecular formula is C14H8N2O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N,N′-(o-Phenylene)dimaleimide with an assay of 99%. We do not represent this product as USP, BP, EP, or for nutraceutical or food use.
What are the safety precautions when handling N,N′-(o-Phenylene)dimaleimide?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Refer to the Safety Data Sheet for comprehensive handling information.
How is N,N′-(o-Phenylene)dimaleimide packed, shipped, and exported?
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Tech Serve Solutions, as a global supplier and exporter, adheres to all relevant regulations for packing, shipping, and exporting N,N′-(o-Phenylene)dimaleimide internationally.
How can I request a quote or sample of N,N′-(o-Phenylene)dimaleimide?
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To request a quote or sample of N,N′-(o-Phenylene)dimaleimide, please contact our sales department through the website or designated contact channels.
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