Description

5-Bromoisophthalic Acid is a high-purity aromatic dicarboxylic acid derivative, serving as a critical building block in advanced organic synthesis. Its value lies in providing a reactive bromine substituent and two carboxylic acid functional groups, enabling precise molecular design and functionalization. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require a reliable, high-quality intermediate for constructing complex molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a rigid, substituted aromatic core.
• Ligand Synthesis for Metal-Organic Frameworks (MOFs): Used to construct dicarboxylate linkers, imparting specific porosity and functionality to MOF materials for gas storage, separation, and catalysis.
• Polymer Chemistry: Monomer for producing high-performance polyamides, polyesters, and polyimides with enhanced thermal stability and mechanical properties.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, and plant growth regulators.
• Organic Electronic Materials: Intermediate in the preparation of conjugated molecules and polymers for applications in OLEDs and organic photovoltaics.
• Cross-Coupling Reactions: The bromine atom serves as a handle for palladium-catalyzed reactions like Suzuki-Miyaura coupling, facilitating complex biaryl structure formation.
• Chemical Research & Development: Versatile reagent for academic and industrial R&D exploring new synthetic methodologies and novel compound libraries.

Basic Information

Product Name	5-Bromoisophthalic Acid
CAS No.	23351-91-9
Molecular Formula	C8H5BrO4
Molecular Weight	245.03 g/mol
Synonyms	5-Bromo-1,3-benzenedicarboxylic Acid; 5-Bromobenzene-1,3-dicarboxylic Acid; Isophthalic Acid, 5-Bromo-; 5-Bromoisophthalicacid; 1,3-Benzenedicarboxylic acid, 5-bromo-; 5-Bromo-m-phthalic acid
EINECS	Contact for details

Quality Control

Our 5-Bromoisophthalic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets stringent specifications for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality requirements.

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 strong bases and oxidizing agents.

Specification

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

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