Description

2,6-Dichloroterephthalic Acid is a high-purity, halogenated aromatic dicarboxylic acid derivative, serving as a critical advanced intermediate in the synthesis of specialized polymers and fine chemicals. Its value lies in the precise positioning of chlorine atoms on the terephthalic acid backbone, enabling unique reactivity and material properties. This compound is essential for manufacturers and R&D laboratories in the polymer, pharmaceutical, and agrochemical sectors seeking to develop high-performance materials and active ingredients.

Application

• Polymer Synthesis: A key monomer for producing high-performance, halogenated polyesters and polyamides with enhanced thermal stability and flame-retardant properties.
• Liquid Crystal Polymers (LCPs): Used as a comonomer in the manufacture of LCPs for electronics, aerospace, and automotive applications requiring exceptional dimensional stability and chemical resistance.
• Pharmaceutical Intermediates: Serves as a versatile building block in the multi-step synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Intermediates: Employed in the production of advanced herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Acts as a precursor for synthesizing specialized chlorinated dyes and organic pigments.
• Metal-Organic Frameworks (MOFs): Utilized as an organic linker in the construction of novel MOFs for gas storage, separation, and catalysis.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and material science applications.

Basic Information

Product Name	2,6-Dichloroterephthalic Acid
CAS No.	116802-97-2
Molecular Formula	C8H4Cl2O4
Molecular Weight	235.02 g/mol
Synonyms	2,6-Dichloro-1,4-benzenedicarboxylic Acid; 2,6-Dichlorobenzene-1,4-dicarboxylic Acid; Terephthalic Acid, 2,6-Dichloro-; DCTA; 2,6-DCTA; 2,6-Dichloroterephthalicacid; 2,6-Dichloro-p-phthalic Acid
EINECS	Contact for details

Quality Control

Our 2,6-Dichloroterephthalic 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. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee supply reliability and product integrity for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture, which may 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 (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Single Impurity (HPLC)	≤ 0.5%

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