Description

2,5-Dianilinoterephthalic Acid is a specialized organic compound belonging to the class of functionalized terephthalic acid derivatives. This chemical serves as a critical intermediate and building block in advanced organic synthesis, valued for its unique molecular architecture that incorporates two aniline moieties. It is primarily utilized by research institutions and industrial R&D departments focused on developing high-performance polymers, dyes, pigments, and advanced materials. The compound's structure makes it a versatile precursor for creating complex molecules with tailored properties.

Application

• Polymer & Resin Intermediate: A key monomer or chain extender in the synthesis of specialized polyamides, polyimides, and other high-temperature engineering plastics.
• Dye & Pigment Manufacturing: Serves as a core precursor for producing complex azo dyes, pigments, and colorants with enhanced lightfastness and thermal stability.
• Pharmaceutical Research Intermediate: Used in the research and development of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Advanced Material Synthesis: Employed in the creation of organic semiconductors, liquid crystals, and metal-organic frameworks (MOFs) for electronic and optoelectronic applications.
• Crosslinking Agent: Functions as a crosslinker in epoxy resin systems and other thermosetting polymers to modify mechanical and chemical resistance properties.
• Analytical Chemistry & Research: Used as a standard or reagent in analytical methods development and fundamental chemical research.

Basic Information

Product Name	2,5-Dianilinoterephthalic Acid
CAS No.	10109-95-2
Molecular Formula	C20H16N2O4
Molecular Weight	348.36 g/mol
Synonyms	2,5-Bis(anilino)terephthalic Acid; 2,5-Di(anilino)terephthalic Acid; Terephthalic acid, 2,5-bis(phenylamino)-; 2,5-Bis(phenylamino)terephthalic Acid; 2,5-Dianilino-1,4-benzenedicarboxylic Acid; 2,5-Di(phenylamino)terephthalic Acid; 2,5-Bis(N-phenylamino)terephthalic Acid
EINECS	Contact for details

Quality Control

Our 2,5-Dianilinoterephthalic Acid is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity assessment and spectroscopic methods for structural confirmation, to ensure it meets precise customer specifications and consistent batch-to-batch reliability. Certificates of Analysis (COA) documenting purity, identity, and impurity profiles are provided with every shipment.

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 oxidizing agents, strong acids, and strong bases. The product may be light-sensitive; prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Standard Grade)
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.5 %

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