Description

4-(4-(4-(4-Aminophenoxy)Phenoxy)Phenoxy)Benzenamine is a high-purity aromatic diamine monomer characterized by its extended, flexible ether-linked structure. This compound matters as a critical building block for the synthesis of advanced polymers, particularly high-performance polyimides and polyamides, where it imparts excellent thermal stability and mechanical properties. It is essential for manufacturers and R&D teams in the aerospace, electronics, and specialty plastics industries seeking to develop next-generation heat-resistant resins, adhesives, and insulating materials.

Application

• Polymer Synthesis: A key monomer for producing high-temperature polyimides and polyamides used in aerospace components and flexible printed circuit boards.
• Advanced Composites: Serves as a curing agent or cross-linker in epoxy resin systems for high-performance composite materials.
• Electronic Materials: Used in the manufacture of dielectric films, passivation layers, and insulating coatings for microelectronics.
• Adhesives & Sealants: Imparts thermal and chemical resistance to high-performance adhesives for demanding industrial applications.
• Liquid Crystal Polymers (LCPs): Acts as a mesogenic unit in the synthesis of LCPs for precision molded parts.
• Research & Development: A valuable intermediate for organic synthesis and material science research in academic and industrial laboratories.

Basic Information

Product Name	4-(4-(4-(4-Aminophenoxy)Phenoxy)Phenoxy)Benzenamine
CAS No.	13080-88-1
Molecular Formula	C30H24N2O4
Molecular Weight	476.53 g/mol
Synonyms	1,4-Bis[4-(4-aminophenoxy)phenoxy]benzene; 4,4'-[1,4-Phenylenebis(oxy)]bis[4,1-phenylenebis(oxy)]dianiline; Bis[4-(4-aminophenoxy)phenoxy]benzene; APPB; 1,4-Bis(4-aminophenoxy)phenoxybenzene; 4,4'-Bis(4-aminophenoxy)diphenyl ether; Tetraphenoxy Dianiline
EINECS	Contact for details

Quality Control

Our 4-(4-(4-(4-Aminophenoxy)Phenoxy)Phenoxy)Benzenamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for polymer-grade applications. A comprehensive Certificate of Analysis (COA) detailing purity, moisture content, and other critical parameters is provided with every shipment to guarantee supply reliability and batch-to-batch consistency for your production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, open flames, and strong oxidizing agents. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	White to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	155 - 165 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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