Description

1,4-Bis(3-Hydroxyphenoxy)Benzene is a high-purity aromatic diol compound, serving as a critical building block in advanced polymer synthesis. Its bifunctional phenolic structure makes it an essential monomer for producing high-performance, heat-resistant engineering plastics and specialty resins. This chemical is primarily sought by manufacturers in the polymer, electronics, and specialty chemical industries for applications demanding exceptional thermal stability and mechanical properties.

Application

• Polymer Intermediate: A key monomer for the synthesis of polyarylates, polycarbonates, and other high-temperature engineering plastics.
• Epoxy Resin Modifier: Used to enhance the thermal stability, toughness, and chemical resistance of epoxy resin systems.
• Liquid Crystal Polymer (LCP) Production: Serves as a diol component in the manufacture of LCPs for electronics and precision components.
• Polyester and Polyether Synthesis: Employed in creating specialty polyesters and polyethers with improved performance characteristics.
• Pharmaceutical Intermediate: Used in the research and development of certain active pharmaceutical ingredients (APIs).
• Adhesive and Coating Formulations: Incorporated into high-performance adhesives and coatings to improve durability and heat resistance.

Basic Information

Product Name	1,4-Bis(3-Hydroxyphenoxy)Benzene
CAS No.	5085-95-0
Molecular Formula	C18H14O4
Molecular Weight	294.30 g/mol
Synonyms	4,4'-[1,4-Phenylenebis(oxy)]diresorcinol; 1,4-Bis(3-hydroxyphenoxy)benzene; 4,4'-(p-Phenylenedioxy)diresorcinol; Resorcinol, 4,4'-(1,4-phenylenedioxy)di-; HQEE analogue (dihydroxyaryl ether); Bis(3-hydroxyphenoxy)benzene; Aromatic diol monomer; BHPB
EINECS	225-791-5

Quality Control

Our 1,4-Bis(3-Hydroxyphenoxy)Benzene is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and compliance with agreed-upon standards.

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). Due to its properties, the material should be kept under an inert atmosphere to prevent oxidation and away from incompatible substances.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	155°C - 165°C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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