Description

3,3'-[(2-Methyl-1,3-Phenylene)Diimino]Bis[4,5,6,7-Tetrabromo-1H-Isoindol-1-One] is a high-performance, halogenated organic pigment and specialty chemical intermediate. This compound is valued for its exceptional thermal stability and vivid coloration properties, making it a critical component in demanding industrial applications. It is primarily sought after by manufacturers in the plastics, high-performance coatings, and specialty polymer industries where superior color fastness and durability are non-negotiable requirements.

Application

• High-Temperature Engineering Plastics: As a colorant for polymers like PBT, PET, nylon, and polycarbonate that undergo high-temperature processing.
• Automotive and Industrial Coatings: Imparts durable, fade-resistant color to coatings exposed to harsh environmental conditions and UV radiation.
• Synthetic Fibers: Used in the mass coloration of fibers requiring excellent wash and light fastness.
• Masterbatch Production: A key pigment for creating concentrated color masterbatches used in plastic injection molding and extrusion.
• Flame Retardant Synergist: The high bromine content can contribute to flame retardancy in certain polymer formulations.
• Specialty Inks: For applications requiring chemical resistance and stability, such as in packaging or decorative laminates.

Basic Information

Product Name	3,3'-[(2-Methyl-1,3-Phenylene)Diimino]Bis[4,5,6,7-Tetrabromo-1H-Isoindol-1-One]
CAS No.	82457-14-5
Molecular Formula	C30H10Br8N4O2
Molecular Weight	1177.36 g/mol
Synonyms	Pigment Orange 68; C.I. 486150; 3,3'-[(2-Methyl-m-phenylene)diimino]bis[4,5,6,7-tetrabromo-1H-isoindol-1-one]; Tetrabrominated isoindolinone pigment; Brominated isoindolinone orange; 1H-Isoindol-1-one, 3,3'-[(2-methyl-1,3-phenylene)diimino]bis[4,5,6,7-tetrabromo-; Orange Pigment 68
EINECS	Contact for details

Quality Control

Our production of 3,3'-[(2-Methyl-1,3-Phenylene)Diimino]Bis[4,5,6,7-Tetrabromo-1H-Isoindol-1-One] adheres to a strict quality management system to ensure batch-to-batch consistency and performance reliability. Every lot is analyzed for critical parameters including color strength, hue, thermal stability, and impurity profile. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and performance tests is provided with each shipment 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). Keep away from strong oxidizing agents. The material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Orange to Red-Orange Powder
Identification (IR)	Conforms to Standard
Assay (HPLC)	≥ 97.0%
Color Strength	95 - 105% (vs. Standard)
Hue	Within agreed tolerance
Volatile Matter	≤ 2.0%
Ash Content	≤ 1.0%
Particle Size (D50)	≤ 5.0 μm

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