Description

1,2,4,5-Benzenetetracarboxylic1,2:4,5-Diimide,N,N'-Diamino-(8Ci) is a high-purity, functionalized aromatic diimide derivative, serving as a critical building block in advanced material synthesis. Its value lies in its rigid, planar structure and reactive amino groups, which enable precise molecular engineering for performance-driven applications. This compound is essential for R&D and production teams in the polymer, electronics, and specialty chemical industries seeking to develop next-generation materials with tailored properties.

Application

• As a key monomer for the synthesis of high-performance polyimides and polyamide-imides used in aerospace, automotive, and electronics for their thermal stability and mechanical strength.
• In the development of organic semiconductors and electron-transport materials for OLEDs, OFETs, and photovoltaic devices.
• As a precursor for covalent organic frameworks (COFs) and porous polymer networks with applications in gas storage, separation, and catalysis.
• For the synthesis of dyes and pigments with enhanced lightfastness and color properties.
• In the manufacture of specialty epoxy curing agents and cross-linking agents to improve the thermal and chemical resistance of coatings and composites.
• As an intermediate in pharmaceutical research for creating complex molecular architectures.

Basic Information

Product Name	1,2,4,5-Benzenetetracarboxylic1,2:4,5-Diimide,N,N'-Diamino-(8Ci)
CAS No.	20814-59-9
Molecular Formula	C10H6N4O4
Molecular Weight	246.18 g/mol
Synonyms	N,N'-Diaminobenzene-1,2,4,5-tetracarboxdiimide; 1,2,4,5-Benzenetetracarboxylic Acid Diimide, N,N'-Diamino-; 1,2,4,5-Benzenetetracarboxdiimide, N,N'-diamino-; N,N'-Diamino-1,2,4,5-benzenetetracarboxdiimide; 1,2,4,5-Benzenetetracarboxylic Acid N,N'-Diaminodiimide; 1,2:4,5-Diimide-N,N'-diaminobenzene-1,2,4,5-tetracarboxylic Acid; 20814-59-9; N,N'-Diaminopyromellitic Diimide
EINECS	Contact for details

Quality Control

Our 1,2,4,5-Benzenetetracarboxylic1,2:4,5-Diimide,N,N'-Diamino-(8Ci) is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) upon request, detailing key parameters such as assay, impurity profile, and physical characteristics to support your quality assurance protocols.

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). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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