Description

2,5-Bis(3-Chlorophenylamino)Terephthalic Acid is a specialized organic intermediate featuring a functionalized terephthalic acid core with chlorinated aniline substituents. This compound matters for its role as a key building block in the synthesis of advanced materials, particularly high-performance polymers and dyes. It is primarily needed by R&D chemists and manufacturers in the specialty chemical, polymer, and advanced pigment industries.

Application

• Polymer Synthesis: As a monomer or co-monomer for the production of high-performance polyamides, polyimides, and other specialty polymers requiring thermal stability and specific optical properties.
• Dye & Pigment Intermediate: Serves as a crucial precursor in the manufacture of complex organic pigments and dyes, especially those requiring specific color fastness and stability.
• Liquid Crystal Materials: Used in the research and development of liquid crystal compounds for display technologies.
• Pharmaceutical Intermediates: Potential building block for the synthesis of complex drug molecules in medicinal chemistry research.
• Organic Electronics: Investigated as a component in the development of organic semiconductors and conductive materials.
• Metal-Organic Frameworks (MOFs): Can act as an organic linker in the construction of novel MOFs for catalysis or gas storage applications.
• Analytical Chemistry: May be used as a standard or reagent in chromatographic analysis and method development.
• Cross-linking Agent: Potential use in creating cross-linked polymer networks for coatings or adhesives.

Basic Information

Product Name	2,5-Bis(3-Chlorophenylamino)Terephthalic Acid
CAS No.	28294-55-5
Molecular Formula	C20H14Cl2N2O4
Molecular Weight	417.25 g/mol
Synonyms	2,5-Bis[(3-chlorophenyl)amino]terephthalic acid; 2,5-Bis(3-chloroanilino)terephthalic acid; Terephthalic acid, 2,5-bis[(3-chlorophenyl)amino]-; 2,5-Bis(3-chlorophenylamino)-1,4-benzenedicarboxylic acid; 1,4-Benzenedicarboxylic acid, 2,5-bis[(3-chlorophenyl)amino]-; 2,5-Di(3-chloroanilino)terephthalic acid
EINECS	Contact for details

Quality Control

Our 2,5-Bis(3-Chlorophenylamino)Terephthalic Acid is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results 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 a controlled room temperature (15-25°C). Keep away from strong acids and organic solvents. The material is light-sensitive and should be stored away from light to maintain stability.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Typical 97-99%)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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