Description

4,5-Dibromohexahydrophthalic Anhydride is a halogenated cyclic anhydride of significant industrial interest. This compound serves as a versatile and reactive intermediate, valued for its ability to introduce bromine functionality and modify polymer properties. It is primarily sought by manufacturers in the polymer and specialty chemical sectors for applications ranging from flame retardancy to advanced material synthesis. The product is supplied under strict quality control to ensure batch-to-batch consistency for demanding industrial processes.

Application

• As a key monomer or additive in the synthesis of flame-retardant polymers and epoxy resins.
• Utilized as a reactive intermediate for producing halogenated plasticizers and stabilizers.
• Employed in the manufacture of specialty polyimides and other high-performance engineering plastics.
• Used in research and development for creating novel brominated compounds with specific functional properties.
• Serves as a curing agent or hardener modifier in advanced thermoset resin formulations.
• Applied in the synthesis of pharmaceuticals and agrochemicals as a building block.

Basic Information

Product Name	4,5-Dibromohexahydrophthalic Anhydride
CAS No.	23893-84-7
Molecular Formula	C8H8Br2O3
Molecular Weight	311.96 g/mol
Synonyms	4,5-Dibromocyclohexane-1,2-dicarboxylic anhydride; Tetrahydro-4,5-dibromophthalic anhydride; 1,2,3,6-Tetrahydro-4,5-dibromophthalic anhydride; 4,5-Dibromo-1,2,3,6-tetrahydrophthalic anhydride; DBHPA; 4,5-Dibromotetrahydrophthalic anhydride
EINECS	Contact for details

Quality Control

Our 4,5-Dibromohexahydrophthalic Anhydride is manufactured under a rigorous quality management system. Each batch is analyzed to ensure it meets precise chemical and physical specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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