Description

4-Amino-2-Nitrodiphenylamine-2'-Carboxylic Acid is a specialized aromatic amine derivative with a carboxylic acid functional group. This compound serves as a versatile and high-value chemical intermediate for the synthesis of complex organic molecules. It is primarily utilized by pharmaceutical and advanced materials research and development sectors.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with complex diphenylamine-based structures.
• Dye and Pigment Synthesis: Used in the production of high-performance, specialized dyes and organic pigments due to its amino, nitro, and carboxylic acid functionalities.
• Polymer Chemistry: Acts as a monomer or functionalizing agent in the creation of specialty polymers, such as polyamides or polyimides, for advanced material applications.
• Agrochemical Research: Employed as a precursor in the development of novel herbicides, fungicides, or plant growth regulators.
• Liquid Crystal and OLED Materials: Serves as a core structure in the research and development of electronic display materials and organic semiconductors.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new synthetic pathways and creating novel chemical entities.

Basic Information

Product Name	4-Amino-2-Nitrodiphenylamine-2'-Carboxylic Acid
CAS No.	117907-43-4
Molecular Formula	C13H11N3O4
Molecular Weight	273.25 g/mol
Synonyms	2'-Carboxy-4-amino-2-nitrodiphenylamine; 2-Amino-5-[(2-carboxyphenyl)amino]-4-nitrobenzoic Acid (alternative tautomer representation); 4-Amino-2-nitro-N-(2-carboxyphenyl)aniline; Benzoic acid, 2-[(4-amino-2-nitrophenyl)amino]-; 2-[(4-Amino-2-nitrophenyl)amino]benzoic acid; ANCA (common abbreviation); 4-A-2-NDPA-2'-CA
EINECS	Contact for details

Quality Control

Our 4-Amino-2-Nitrodiphenylamine-2'-Carboxylic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and physical characteristics are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange-brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%
Residue on Ignition	≤ 0.2%

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