Description

2-[[4-[(4-Hydroxyphenyl)Amino]Phenyl]Amino]Benzoic Acid is a specialized aromatic amine derivative with a distinct molecular structure that serves as a versatile intermediate in advanced chemical synthesis. Its value lies in its ability to act as a key building block for creating complex molecules with specific functional properties, particularly in the development of dyes, pigments, and functional polymers. This compound is essential for industrial chemists and R&D teams in the fine chemicals, specialty dyes, and advanced material science sectors seeking to innovate and enhance product performance.

Application

• Dye and Pigment Intermediate: A crucial precursor in the synthesis of high-performance azo dyes and organic pigments for textiles, inks, and coatings.
• Pharmaceutical Research Intermediate: Used in the research and development of novel active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Polymer Additive Synthesis: Serves as a monomer or functionalizing agent in the production of specialty polymers with enhanced thermal or optical properties.
• Liquid Crystal and OLED Material Development: Employed in the research of advanced electronic display materials and organic light-emitting diodes (OLEDs).
• Chemical Research & Development: A valuable tool in academic and industrial labs for exploring new organic reactions and creating novel chemical entities.
• Photographic Chemical Component: Can be utilized in the formulation of certain specialty photographic chemicals and sensitizers.

Basic Information

Product Name	2-[[4-[(4-Hydroxyphenyl)Amino]Phenyl]Amino]Benzoic Acid
CAS No.	6379-19-7
Molecular Formula	C19H16N2O3
Molecular Weight	320.34 g/mol
Synonyms	4-[(4-Aminophenyl)amino]salicylic acid; 2-({4-[(4-Hydroxyphenyl)amino]phenyl}amino)benzoic acid; Benzoic acid, 2-[[4-[(4-hydroxyphenyl)amino]phenyl]amino]-; N-(4-Aminophenyl)-4-aminosalicylic acid; 4-Amino-4'-hydroxydiphenylamine-2-carboxylic acid; 2-Amino-5-[(4-hydroxyphenyl)amino]benzoic acid; CI 76035 (historical dye index)
EINECS	228-947-4

Quality Control

Our 2-[[4-[(4-Hydroxyphenyl)Amino]Phenyl]Amino]Benzoic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes results for assay, related substances, and other critical parameters. Our quality commitment ensures the material is suitable for demanding research and industrial synthesis applications.

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). This material is light-sensitive and easily oxidized; for long-term storage, consider an inert atmosphere (e.g., nitrogen or argon) to maintain optimal purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%

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