Description

1,4-Bis(4-Aminophenoxy)Benzene is a high-purity aromatic diamine monomer of significant industrial importance. Its rigid, symmetrical molecular structure makes it a critical building block for the synthesis of advanced polymers with exceptional thermal and mechanical properties. This compound is essential for manufacturers in the high-performance plastics, specialty adhesives, and advanced electronics sectors seeking to enhance material performance.

Application

• Polyimide Synthesis: A key monomer for producing high-temperature, high-strength polyimide resins and films used in aerospace and electronics.
• Epoxy Curing Agent: Functions as a high-performance curing agent for epoxy resins, improving thermal stability and chemical resistance in composite materials.
• Polyamide Production: Used in the manufacture of aromatic polyamides (aramids) for fibers and films requiring superior strength and heat resistance.
• Liquid Crystal Polymers (LCPs): Serves as a diamine component in the synthesis of LCPs for precision molded components.
• Pharmaceutical Intermediates: Acts as a precursor in the synthesis of certain specialty pharmaceutical compounds and agrochemicals.
• Research & Development: Utilized in academic and industrial R&D for developing novel polymeric materials and organic compounds.

Basic Information

Item	Detail
Product Name	1,4-Bis(4-Aminophenoxy)Benzene
CAS No.	3491-12-1
Molecular Formula	C24H20N2O2
Molecular Weight	368.43 g/mol
Synonyms	4,4'-[1,4-Phenylenebis(oxy)]dianiline; 1,4-Bis(p-aminophenoxy)benzene; 4,4'-Oxydianiline Derivative; BAPB; APB; Bis(4-aminophenoxy)benzene; 4,4'-(1,4-Phenylenedioxy)dianiline; p,p'-(1,4-Phenylenedioxy)dianiline
EINECS	Contact for details

Quality Control

Our 1,4-Bis(4-Aminophenoxy)Benzene is produced under stringent 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 polymer synthesis. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at 15-25°C under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from strong oxidizing agents and acids.

Specification

Item	Specification
Appearance	White to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.5%
Melting Point	185 - 190 °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.