Description

4,4'-(1,3-Benzenediylbis(Oxy))Bis(Benzonitrile) is a high-purity organic compound featuring a central resorcinol core symmetrically linked to two benzonitrile groups via ether linkages. This molecular architecture makes it a valuable building block (monomer) and key intermediate in the synthesis of advanced polymers and specialty chemicals. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and advanced materials sectors for developing products with specific thermal and mechanical properties.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring rigid, aromatic backbones.
• Polymer & Resin Synthesis: Acts as a key monomer for producing high-performance engineering plastics, liquid crystalline polymers (LCPs), and polyetherimide resins.
• Agrochemical Manufacturing: Used in the development of advanced herbicides, fungicides, and plant growth regulators where its structural stability is advantageous.
• Advanced Material Research: Employed in creating organic semiconductors, photoconductive materials, and non-linear optical (NLO) materials for electronic applications.
• Cross-linking Agent: Functions as a cross-linker in specialty coatings and adhesives to enhance thermal resistance and structural integrity.
• Chemical Synthesis Intermediate: A versatile building block for further organic transformations, including hydrolysis to diacids or reduction to diamines.

Basic Information

Product Name	4,4'-(1,3-Benzenediylbis(Oxy))Bis(Benzonitrile)
CAS No.	31206-12-9
Molecular Formula	C22H14N2O2
Molecular Weight	338.36 g/mol
Synonyms	1,3-Bis(4-cyanophenoxy)benzene; 4,4'-(1,3-Phenylenedioxy)dibenzonitrile; 4,4'-(m-Phenylenedioxy)dibenzonitrile; Resorcinol bis(4-cyanophenyl) ether; m-Phenylene bis(4-cyanophenyl) ether; BDB; R-BCB; 31206-12-9
EINECS	Contact for details

Quality Control

Our 4,4'-(1,3-Benzenediylbis(Oxy))Bis(Benzonitrile) is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) upon request, detailing all critical parameters. Our standard grade meets typical R&D and industrial specifications, with custom purity grades available to suit specific application needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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