Description

4,4'-(3-Oxapentanediyldioxy)Dibenzaldehyde is a high-purity aromatic dialdehyde compound featuring a central triethylene glycol diether linkage. This unique bifunctional structure makes it a valuable versatile building block for synthesizing advanced polymers, liquid crystals, and pharmaceutical intermediates. It is primarily sought by R&D chemists and process engineers in the specialty chemical, advanced material, and pharmaceutical development sectors for creating novel compounds with tailored properties.

Application

• Polymer Chemistry: A key monomer for synthesizing polyimides, polyesters, and polyethers with enhanced flexibility, thermal stability, and optical clarity.
• Liquid Crystal Displays (LCDs): Serves as a core intermediate in the production of liquid crystal compounds for display technologies.
• Pharmaceutical Intermediates: Used in the synthesis of complex drug molecules, particularly those requiring specific chain length and ether linkages.
• Crosslinking Agent: Functions as a difunctional crosslinker in resin and coating formulations to improve mechanical strength and chemical resistance.
• Organic Synthesis: A versatile precursor for Schiff base ligands, macrocyclic compounds, and other specialty organic materials via its reactive aldehyde groups.
• Material Science Research: Employed in developing novel organic frameworks, dendrimers, and other advanced functional materials.

Basic Information

Product Name	4,4'-(3-Oxapentanediyldioxy)Dibenzaldehyde
CAS No.	111550-46-0
Molecular Formula	C19H20O5
Molecular Weight	328.36 g/mol
Synonyms	Bis[4-(formylphenoxy)]triethylene glycol; 4,4'-(Oxybis(ethane-2,1-diyloxy))dibenzaldehyde; 1,2-Bis[2-[4-(formyl)phenoxy]ethoxy]ethane; 4,4'-(3-Oxa-1,5-pentanediylbis(oxy))bis-benzaldehyde; Triethylene glycol bis(4-formylphenyl) ether; TGBA (Triethylene Glycol Bis Aldehyde); 4,4'-(Oxybis(2,1-ethanediyloxy))bisbenzaldehyde
EINECS	Contact for details

Quality Control

Our 4,4'-(3-Oxapentanediyldioxy)Dibenzaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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). This compound is easily oxidized; for long-term storage, consider an inert atmosphere. 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	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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