Description

n-(m-Aminophenyl)Aniline is a high-purity aromatic amine derivative, also known as 3,4'-Diaminodiphenylamine, serving as a critical intermediate in advanced chemical synthesis. Its bifunctional amino groups make it a versatile building block for creating complex molecules with tailored properties. This compound is essential for manufacturers in the polymer, dye, and pharmaceutical industries seeking to develop high-performance materials and active ingredients.

Application

• Polymer Industry: Key monomer for the synthesis of high-performance polyimides, polyamides, and aramid fibers, imparting thermal stability and mechanical strength.
• Dye & Pigment Manufacturing: Serves as a crucial intermediate in the production of complex azo dyes, pigments, and colorants for textiles, inks, and plastics.
• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals requiring specific aromatic amine structures.
• Epoxy Curing Agents & Resins: Acts as a curing agent or hardener component in epoxy resin systems, influencing cross-linking density and final material properties.
• Corrosion Inhibitors: Employed in the formulation of specialty chemicals and additives designed to protect metals in industrial processes.
• Research & Development: A valuable reagent in organic synthesis and material science R&D for creating novel compounds and functional materials.

Basic Information

Product Name	n-(m-Aminophenyl)Aniline
CAS No.	5840-03-9
Molecular Formula	C12H12N2
Molecular Weight	184.24 g/mol
Synonyms	3,4'-Diaminodiphenylamine; 4-(3-Aminophenylamino)aniline; N-(3-Aminophenyl)-1,4-benzenediamine; m-Aminodiphenylamine; 1,4-Benzenediamine, N-(3-aminophenyl)-; 3-Aminophenyl-p-phenylenediamine; Benzenamine, 4-[(3-aminophenyl)amino]-
EINECS	227-420-5

Quality Control

Our n-(m-Aminophenyl)Aniline is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for industrial and fine chemical synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, impurity profile, and physical characteristics.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider an inert atmosphere (e.g., nitrogen or argon). Keep away from strong oxidizing agents, acids, and bases.

Specification

Item	Specification
Appearance	Light brown to dark brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.