Description

4,4(5)-Diisopentanoyldibenzo-18-Crown-6 is a functionalized crown ether derivative, specifically a lipophilic benzo-crown ether with isopentanoyl side chains. This compound is valued for its selective ion-binding capabilities, particularly for alkali and alkaline earth metal cations, which can be fine-tuned by the functional groups. It is primarily needed by researchers and process chemists in the fields of chemical synthesis, catalysis, and separation science, where it acts as a phase-transfer catalyst or a selective complexing agent.

Application

• Phase-Transfer Catalysis (PTC): Facilitates reactions between reagents in immiscible phases, enhancing reaction rates and yields in organic synthesis.
• Ion-Selective Electrodes & Sensors: Serves as an ionophore in the membrane of electrochemical sensors for detecting specific metal ions.
• Metal Ion Extraction & Separation: Used in liquid-liquid extraction processes to selectively separate and recover valuable or toxic metal ions from complex mixtures.
• Supramolecular Chemistry Research: A key building block for constructing host-guest complexes and studying molecular recognition phenomena.
• Polymer-Supported Catalysts: Can be immobilized on solid supports to create recyclable catalytic systems for green chemistry applications.
• Analytical Chemistry: Employed as a chiral selector or complexing agent in chromatographic separations and capillary electrophoresis.

Basic Information

Product Name	4,4(5)-Diisopentanoyldibenzo-18-Crown-6
CAS No.	74966-26-0
Molecular Formula	C34H48O8
Molecular Weight	584.75 g/mol
Synonyms	4',4''(5'')-Diisopentanoyl-dibenzo-18-crown-6; Dibenzo-18-crown-6, 4',4''(5'')-bis(3-methylbutanoyl)-; 4,4(5)-Bis(3-methylbutanoyl)dibenzo-18-crown-6; 4,4(5)-Di(3-methylbutanoyl)dibenzo-18-crown-6; 4,4(5)-Diisovaleryldibenzo-18-crown-6; Functionalized Dibenzo-18-Crown-6 Ether; Lipophilic Crown Ether Derivative
EINECS	Contact for details

Quality Control

Our 4,4(5)-Diisopentanoyldibenzo-18-Crown-6 is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key specifications such as assay (HPLC), related substances, and physical characterization data upon request, supporting research and development traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). This compound is light-sensitive and should be handled under an inert atmosphere if necessary to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%

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