Description

1,3-Bis(4-Hydroxyphenoxy)Benzene is a high-purity aromatic diol compound, serving as a critical monomer and building block in advanced polymer synthesis. Its bifunctional phenolic structure provides excellent thermal stability and reactivity, making it essential for creating high-performance materials. This product is primarily required by manufacturers in the polymer, specialty chemical, and pharmaceutical intermediate sectors seeking to enhance material properties.

Application

• Polymer Synthesis: Key monomer for producing high-performance polyarylates, polycarbonates, and polyetherketones.
• Epoxy Resin Systems: Used as a curing agent or co-monomer to improve thermal and mechanical properties of epoxy formulations.
• Liquid Crystal Polymers (LCPs): Serves as a diol component in the manufacture of thermotropic LCPs for electronics and precision components.
• Pharmaceutical Intermediates: Utilized in the synthesis of complex organic molecules and active pharmaceutical ingredients (APIs).
• Specialty Additives: Functions as an antioxidant or stabilizer precursor in plastics and coatings.
• Advanced Composite Materials: Incorporated into resin matrices for aerospace and automotive composites requiring high heat resistance.

Basic Information

Product Name	1,3-Bis(4-Hydroxyphenoxy)Benzene
CAS No.	126716-90-3
Molecular Formula	C24H18O4
Molecular Weight	370.40 g/mol
Synonyms	1,3-Bis(4-hydroxyphenoxy)benzene; 4,4'-[1,3-Phenylenebis(oxy)]diphenol; 1,3-Bis(p-hydroxyphenoxy)benzene; Bisphenol APE; BHPB; Resorcinol bis(4-hydroxyphenyl) ether; 4,4'-(1,3-Phenylenedioxy)diphenol
EINECS	Contact for details

Quality Control

Our 1,3-Bis(4-Hydroxyphenoxy)Benzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for polymer-grade applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee supply reliability and batch-to-batch consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	155 - 165 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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