Description

N,N'-Bis(4-Benzoylphenyl)-1,2:4,5-Benzenebisdicarboximide is a high-performance organic compound belonging to the class of bisimide derivatives, characterized by its rigid, aromatic structure. This compound is valued for its excellent thermal stability and photochemical properties, making it a critical functional material in advanced manufacturing. It is primarily sought by R&D laboratories and industrial manufacturers in the photoresist, polymer modification, and specialty chemical synthesis sectors.

Application

• Photoinitiator and Photocrosslinker in advanced photoresist formulations for microelectronics and printed circuit boards.
• Polymer Additive for enhancing thermal and oxidative stability of high-performance engineering plastics.
• Intermediate in Organic Synthesis for constructing complex, rigid-rod molecular architectures and dyes.
• Research & Development of novel organic electronic materials, including charge-transport layers.
• UV-Curable Coatings and Inks as a key component to improve curing efficiency and film properties.

Basic Information

Product Name	N,N'-Bis(4-Benzoylphenyl)-1,2:4,5-Benzenebisdicarboximide
CAS No.	31663-87-3
Molecular Formula	C40H22N2O6
Molecular Weight	602.62 g/mol
Synonyms	1,2,4,5-Benzenetetracarboxylic 1,2:4,5-N,N'-bis(4-benzoylphenyl)dimide; 1,2,4,5-Benzenetetracarboxylic Acid Bis(4-benzoylphenyl)imide; Pyromellitic Bis(4-benzoylphenyl)imide; N,N'-Bis(4-benzoylphenyl)pyromellitimide; 1,2,4,5-Benzenetetracarboxylic Dianhydride Derivative; Bisimide Photoinitiator; CAS 31663-87-3
EINECS	Contact for details

Quality Control

Our N,N'-Bis(4-Benzoylphenyl)-1,2:4,5-Benzenebisdicarboximide is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity, IR for structural confirmation, and thermal analysis, to ensure it meets precise specifications for research and industrial use. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, handling should be performed under subdued lighting or in amber glass containers when possible.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.