Description

4,5-Dichloronaphthalene-1,8-Dicarboxylicacid is a specialized aromatic dicarboxylic acid derivative, distinguished by its chlorinated naphthalene backbone. This compound serves as a high-value chemical intermediate and building block for the synthesis of advanced materials and functional molecules. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with naphthalene-based structures.
• Agrochemical Synthesis: Building block for developing advanced herbicides, fungicides, and plant growth regulators.
• Functional Dye & Pigment Production: Used in the manufacture of high-performance dyes, pigments, and optical brighteners due to its conjugated aromatic system.
• Polymer & Material Science: Serves as a monomer or cross-linking agent for engineering plastics, liquid crystals, and heat-resistant polymers.
• Organic Synthesis & Research: Valuable reagent in academic and industrial R&D for creating complex polycyclic aromatic compounds and ligands for catalysis.
• Electronic Chemicals: Potential intermediate in the production of organic semiconductors and electronic materials.

Basic Information

Item	Details
Product Name	4,5-Dichloronaphthalene-1,8-Dicarboxylicacid
CAS No.	7267-11-0
Molecular Formula	C₁₂H₆Cl₂O₄
Molecular Weight	285.08 g/mol
Synonyms	1,8-Naphthalenedicarboxylic acid, 4,5-dichloro-; 4,5-Dichloro-1,8-naphthalenedicarboxylic acid; 4,5-Dichloronaphthalic acid; 4,5-Dichloronaphthalene-1,8-dicarboxylic acid; 4,5-Dichloro-1,8-naphthalic acid; 4,5-Dichloronaphthalic anhydride (related compound); 4,5-Dichloronaphthalene-1,8-dicarboxylic acid anhydride (related compound)
EINECS	Contact for details

Quality Control

Our 4,5-Dichloronaphthalene-1,8-Dicarboxylicacid is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity, consistency, and traceability. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical synthesis applications.

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 bases and oxidizing agents. Due to its nature as a strong acid/organic solvent derivative, ensure containers are sealed to prevent moisture absorption and contamination.

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	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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