Description

2,2’-(1,4-Butanediyldioxy)Bisbenzaldehyde is a high-purity aromatic dialdehyde compound featuring a flexible butanediol linker. This unique structure makes it a valuable bifunctional building block for synthesizing complex organic frameworks, including macrocycles, polymers, and pharmaceutical intermediates. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for creating novel compounds with specific functional properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly for creating Schiff base ligands and complex heterocycles.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for producing specialty polyesters, polyethers, and other functional polymers with tailored properties.
• Macrocyclic Compound Synthesis: Used as a versatile linker in the construction of crown ether analogs, calixarenes, and other supramolecular structures.
• Agrochemical Research: Employed in developing new active ingredients for crop protection products, leveraging its reactive aldehyde groups.
• Ligand Synthesis for Catalysis: A starting material for preparing chelating ligands used in homogeneous catalysis and metal-organic frameworks (MOFs).
• Fine Chemical Production: Utilized in multi-step organic synthesis for high-value specialty chemicals and dyes.

Basic Information

Product Name	2,2’-(1,4-Butanediyldioxy)Bisbenzaldehyde
CAS No.	77354-98-4
Molecular Formula	C18H18O4
Molecular Weight	298.33 g/mol
Synonyms	1,4-Bis(2-formylphenoxy)butane; Bis(2-formylphenoxy)butane; 2,2'-(Butane-1,4-diylbis(oxy))dibenzaldehyde; 4,4'-(Butane-1,4-diylbis(oxy))bis(benzaldehyde) (isomer); p,p'-(Tetramethylenedioxy)dibenzaldehyde; Butanediyldioxybisbenzaldehyde
EINECS	Contact for details

Quality Control

Every batch of 2,2’-(1,4-Butanediyldioxy)Bisbenzaldehyde is produced under a strict quality management system. We provide comprehensive analytical data to ensure consistent purity and identity, critical for reproducible research and scale-up. Certificates of Analysis (COA) detailing purity (typically by HPLC), identity confirmation (IR, NMR), and impurity profiles are available for each lot upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage or after opening to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
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.