Description

Naphthalene-1,5-Dimaleimide is a high-purity, bifunctional chemical intermediate featuring a rigid naphthalene core flanked by two reactive maleimide groups. This compound matters for its exceptional utility as a cross-linking agent and polymer modifier, enabling the synthesis of advanced materials with enhanced thermal and mechanical properties. It is primarily needed by manufacturers in the polymer, specialty chemical, and advanced materials industries for creating high-performance resins, adhesives, and functional additives.

Application

• As a cross-linking agent in the production of high-temperature and high-performance polymers.
• As a key monomer for synthesizing polyimide resins and other specialty engineering plastics.
• In the formulation of advanced epoxy curing agents and toughening modifiers.
• As a reactive intermediate for creating photoactive compounds and materials for optoelectronics.
• For the development of adhesives and sealants requiring superior thermal stability and chemical resistance.
• In research and development of dendrimers and other precisely structured macromolecules.
• As a building block for liquid crystal polymers (LCPs) and other advanced material systems.

Basic Information

Product Name	Naphthalene-1,5-Dimaleimide
CAS No.	58487-16-4
Molecular Formula	C₁₈H₁₀N₂O₄
Molecular Weight	318.28 g/mol
Synonyms	1,5-Dimaleimidonaphthalene; 1H,5H-Naphtho[1,8-cd:4,5-c'd']dipyrrole-1,3,5,7(2H,6H)-tetrone; Naphthalene-1,5-diylbis(1H-pyrrole-2,5-dione); 1,5-Bis(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)naphthalene; 1,5-Naphthalenedimaleimide; NDMI; 1,5-NDI
EINECS	Contact for details

Quality Control

Our Naphthalene-1,5-Dimaleimide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity and identity. Certificates of Analysis (COA) detailing results for assay, related substances, and other critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.