Description

4,4’-(1,8-Octanediyl)Dioxydibenzaldehyde is a high-purity aromatic dialdehyde compound, serving as a critical building block in advanced organic synthesis. Its bifunctional aldehyde groups and extended alkyl chain linker make it a versatile precursor for creating polymers, macrocycles, and specialty chemicals with tailored properties. This compound is essential for R&D and production in industries such as polymer science, materials engineering, and pharmaceutical intermediates, where precise molecular architecture is required.

Application

• Polymer Synthesis: Key monomer for the production of polyimides, polyesters, and other high-performance polymers requiring thermal stability and specific mechanical properties.
• Macrocyclic Compound Production: Serves as a precursor in the synthesis of crown ethers, calixarenes, and other host molecules for supramolecular chemistry and separation sciences.
• Pharmaceutical Intermediates: Used in the research and development of active pharmaceutical ingredients (APIs) and drug delivery systems.
• Liquid Crystal Materials: A building block for synthesizing mesogenic compounds used in display technologies.
• Cross-linking Agent: Functions as a cross-linker in resin formulations and coatings to enhance durability and chemical resistance.
• Organic Synthesis Reagent: Employed in various condensation and coupling reactions to construct complex organic molecules in academic and industrial research.

Basic Information

Product Name	4,4’-(1,8-Octanediyl)Dioxydibenzaldehyde
CAS No.	77355-03-4
Molecular Formula	C22H26O4
Molecular Weight	354.44 g/mol
Synonyms	1,8-Bis(4-formylphenoxy)octane; Octane-1,8-diyl bis(4-formylphenyl) ether; 4,4'-(Octane-1,8-diylbis(oxy))dibenzaldehyde; p,p'-(Octamethylenedioxy)dibenzaldehyde; Bis(4-formylphenoxy)octane; 4-Formylphenyl octamethylene ether; 4,4'-(Octamethylenedioxy)bisbenzaldehyde
EINECS	Contact for details

Quality Control

Our 4,4’-(1,8-Octanediyl)Dioxydibenzaldehyde is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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 compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.