Description

4,6-Dibromoisophthalic Acid is a high-purity aromatic dicarboxylic acid derivative, distinguished by its two strategically positioned bromine atoms on the isophthalic acid core. This compound matters as a versatile and critical building block in advanced organic synthesis, enabling the creation of complex molecular architectures with tailored properties. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for applications such as ligand synthesis, monomer preparation, and the development of functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring rigid, brominated aromatic cores.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators where the dibromo-substituted aromatic ring imparts specific bioactivity.
• Polymer & Material Science: Acts as a monomer or co-monomer for producing high-performance polymers, including polyamides, polyesters, and liquid crystalline polymers, enhancing thermal stability and flame retardancy.
• Ligand & Catalyst Design: Employed in the construction of sophisticated chelating ligands for metal-organic frameworks (MOFs) and homogeneous catalysis.
• Organic Electronic Materials: A valuable starting material for synthesizing electron-deficient units used in organic semiconductors and light-emitting materials.
• Cross-coupling Reactions: The bromine atoms provide excellent handles for further functionalization via palladium-catalyzed cross-coupling reactions like Suzuki or Sonogashira couplings.
• Research & Development: Essential for academic and industrial research in exploring new chemical entities and reaction pathways.

Basic Information

Product Name	4,6-Dibromoisophthalic Acid
CAS No.	24063-27-2
Molecular Formula	C8H4Br2O4
Molecular Weight	323.93 g/mol
Synonyms	4,6-Dibromo-1,3-benzenedicarboxylic Acid; Isophthalic Acid, 4,6-Dibromo-; 4,6-Dibromobenzene-1,3-dicarboxylic Acid; DBIPA; 24063-27-2; NSC 403119; AI3-52702
EINECS	Contact for details

Quality Control

Our 4,6-Dibromoisophthalic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency. Certificates of Analysis (COA) detailing specific batch results for purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	285 - 295 °C
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Heavy Metals (as Pb)	≤20 ppm

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