Description

2,5-Bis[(Methylphenyl)Amino]Terephthalic Acid is a specialized organic intermediate of significant interest in advanced materials research and development. This compound is valued for its unique molecular structure, which serves as a key building block for creating functional dyes, pigments, and sophisticated organic electronic materials. It is primarily sought after by R&D chemists and process engineers in the fine chemical, specialty polymer, and high-performance materials sectors.

Application

• Functional Dye & Pigment Synthesis: A crucial precursor for creating high-value, color-stable dyes and organic pigments used in inks, coatings, and plastics.
• Organic Semiconductor Development: Serves as a core building block in the research and production of organic light-emitting diodes (OLEDs) and other electronic materials.
• Advanced Polymer Modification: Used to introduce specific chromophoric or charge-transporting properties into polymer backbones for specialty applications.
• Photovoltaic Material Research: Investigated as a component in the active layers of organic solar cells due to its electron-donating characteristics.
• Liquid Crystal & Display Technology: Employed in the synthesis of dyes for guest-host liquid crystal displays and other optical films.
• Academic & Industrial R&D: A key reagent for synthetic organic chemists exploring novel conjugated molecules and their properties.

Basic Information

Product Name	2,5-Bis[(Methylphenyl)Amino]Terephthalic Acid
CAS No.	41576-36-7
Molecular Formula	C28H24N2O4
Molecular Weight	452.50 g/mol
Synonyms	2,5-Bis[(methylphenyl)amino]terephthalic acid; 2,5-Bis[(methylphenyl)amino]-1,4-benzenedicarboxylic acid; Terephthalic acid, 2,5-bis[(methylphenyl)amino]-; N1,N4-Bis(2-methylphenyl)terephthalamic acid (related structure); 2,5-Bis(o-tolylamino)terephthalic acid; BMATPA; 2,5-Bis(2-methylanilino)terephthalic acid; 2,5-Di-o-toluidinoterephthalic acid
EINECS	Contact for details

Quality Control

Our production of 2,5-Bis[(Methylphenyl)Amino]Terephthalic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity for research and industrial applications. Each lot is characterized using advanced analytical techniques, including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). This material may be light-sensitive; prolonged exposure to strong light should be avoided. Keep the container sealed to minimize contact with moisture and atmospheric contaminants.

Specification

Item	Specification
Appearance	Yellow to orange 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%
Heavy Metals (as Pb)	≤ 20 ppm

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