Description

4,4′-(1,2-Dioxo-1,2-Ethanediyl)Bis[Benzonitrile] is a high-purity organic compound characterized by its bis-benzonitrile structure linked by a diketone bridge. This compound serves as a critical advanced intermediate in the synthesis of complex molecules, offering a versatile building block for creating specialized polymers, liquid crystals, and pharmaceutical active ingredients. It is essential for R&D chemists and production specialists in the fine chemical, pharmaceutical, and advanced material sectors who require reliable, high-quality raw materials for innovative synthesis.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Liquid Crystal Synthesis: Used as a core building block for creating high-performance liquid crystal materials for displays and optical devices.
• Polymer Chemistry: Serves as a monomer or cross-linking agent in the production of specialty polymers with tailored thermal and mechanical properties.
• Organic Electronic Materials: Employed in the research and development of organic semiconductors and electron-transport materials.
• Agrochemical Synthesis: Acts as an intermediate in the manufacture of advanced crop protection agents and herbicides.
• Dye and Pigment Manufacturing: Utilized in the synthesis of complex organic dyes and high-stability pigments.
• Research & Development: A valuable reagent for academic and industrial research in organic synthesis and material science.
• Coordination Chemistry: Can function as a ligand or precursor for metal-organic frameworks (MOFs) and catalysts.

Basic Information

Item	Details
Product Name	4,4′-(1,2-Dioxo-1,2-Ethanediyl)Bis[Benzonitrile]
CAS No.	92967-67-4
Molecular Formula	C₁₈H₁₀N₂O₂
Molecular Weight	286.28 g/mol
Synonyms	1,2-Bis(4-cyanophenyl)ethane-1,2-dione; 4,4'-(Ethane-1,2-dionyl)dibenzonitrile; Bis(4-cyanophenyl)glyoxal; 4-Cyanobenzil; 4,4'-Dicyanobenzil; (4-Cyanophenyl)(oxo)acetic acid 4-cyanophenyl ester; Glyoxal, bis(p-cyanophenyl)-; p,p'-Dicyanobenzil
EINECS	Contact for details

Quality Control

Our 4,4′-(1,2-Dioxo-1,2-Ethanediyl)Bis[Benzonitrile] is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for demanding synthetic applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring traceability, consistency, and reliability for our global B2B clients.

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 incompatible materials such as strong bases and reducing agents. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

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 (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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