Description

1,4-Benzenedicarboxaldehyde, 2,5-Bis[(2-Ethylhexyl)Oxy]- CAS NO 288574-72-1 is a specialized dialdehyde derivative of terephthalaldehyde, functionalized with long-chain alkoxy groups. This unique structure provides it with excellent solubility in organic media and makes it a valuable intermediate for synthesizing advanced organic materials, including liquid crystals, polymers, and photoactive compounds. It is primarily needed by R&D chemists and production specialists in the fine chemical, advanced material, and pharmaceutical industries.

Application

• Key Intermediate for Liquid Crystal Displays (LCDs): Serves as a crucial building block in the synthesis of novel liquid crystal molecules for electronic displays.
• Polymer & Resin Modification: Used to introduce aldehyde functional groups into polymer chains, enhancing cross-linking capabilities and material properties.
• Organic Synthesis & Pharmaceutical Intermediates: Acts as a versatile dialdehyde precursor for constructing complex heterocycles and active pharmaceutical ingredients (APIs).
• Coordination Chemistry & Ligand Synthesis: Employed in the preparation of Schiff base ligands for metal-organic frameworks (MOFs) and catalytic complexes.
• Advanced Material Research: Utilized in R&D for developing new organic semiconductors, photoresists, and other functional materials.
• Dye & Pigment Manufacturing: Functions as a core component in the synthesis of specialized dyes and pigments with tailored properties.

Basic Information

Product Name	1,4-Benzenedicarboxaldehyde, 2,5-Bis[(2-Ethylhexyl)Oxy]-
CAS No.	288574-72-1
Molecular Formula	C26H42O4
Molecular Weight	418.61 g/mol
Synonyms	2,5-Bis(2-ethylhexyloxy)terephthalaldehyde; 2,5-Bis[(2-ethylhexyl)oxy]-1,4-benzenedicarboxaldehyde; Terephthalaldehyde, 2,5-bis[(2-ethylhexyl)oxy]-; 1,4-Bis(2-ethylhexyloxy)benzene-2,5-dicarboxaldehyde; 2,5-Di(2-ethylhexyloxy)terephthalaldehyde; 288574-72-1; 2,5-Bis(2-ethylhexoxy)terephthalaldehyde
EINECS	Contact for details

Quality Control

Our 1,4-Benzenedicarboxaldehyde, 2,5-Bis[(2-Ethylhexyl)Oxy]- is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and batch-to-batch consistency. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles. Our quality systems are designed to meet the stringent requirements of research and industrial-scale manufacturing.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place 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 heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.