Description

1,1'-[Methylenebis(2-Ethyl-4,1-Phenylene)]Bis-1H-Pyrrole-2,5-Dione is a high-purity specialty chemical intermediate of significant importance in advanced material synthesis. This compound matters for its role as a key building block in the production of high-performance polymers and functional materials. Industrial and research chemists need it for applications requiring tailored thermal and mechanical properties, such as in the development of polyimides and other high-temperature resins.

Application

• Polymer Synthesis: A critical monomer for the production of high-performance polyimides and polyamide-imides, valued for their exceptional thermal stability and mechanical strength.
• Advanced Material Manufacturing: Used in the synthesis of specialty resins for aerospace, automotive, and electronics applications where durability under extreme conditions is required.
• Crosslinking Agent: Functions as a crosslinker in epoxy and other thermoset resin systems to enhance heat resistance and structural integrity.
• Chemical Intermediate: Serves as a versatile precursor in organic synthesis for creating complex molecules with specific functional groups.
• Coating Formulations: Incorporated into high-temperature and corrosion-resistant industrial coatings.
• Adhesive Systems: Used in the formulation of high-strength, thermally stable adhesives for demanding environments.

Basic Information

Product Name	1,1'-[Methylenebis(2-Ethyl-4,1-Phenylene)]Bis-1H-Pyrrole-2,5-Dione
CAS No.	58978-10-2
Molecular Formula	C27H24N2O4
Molecular Weight	440.49 g/mol
Synonyms	Bis(2-ethyl-4-maleimidophenyl)methane; 1,1'-(Methylenebis(2-ethyl-4,1-phenylene))bismaleimide; 2,2'-Diallyl Bisphenol A Bismaleimide; Bismaleimide Monomer; BMI Resin Intermediate; 4,4'-Bismaleimidodiphenylmethane derivative; 1,1'-(Methylenebis(4-ethyl-1,3-phenylene))bismaleimide
EINECS	Contact for details

Quality Control

Our 1,1'-[Methylenebis(2-Ethyl-4,1-Phenylene)]Bis-1H-Pyrrole-2,5-Dione is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. All products undergo rigorous analytical testing, including HPLC, IR, and melting point determination. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee compliance with your specifications.

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 heat sources and incompatible materials. The product is light-sensitive and should be stored away from light to maintain stability.

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%
Heavy Metals	≤ 10 ppm

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