Description

4,4(5)-Didecanoyldibenzo-18-Crown-6 is a functionalized crown ether derivative, specifically a lipophilic, long-chain acylated analog of dibenzo-18-crown-6. This compound matters for its enhanced ability to selectively complex with specific cations, particularly potassium ions, in non-aqueous or membrane environments, making it a critical component in advanced chemical sensing and separation technologies. Industries such as analytical chemistry, materials science, and pharmaceutical research need it for developing ion-selective electrodes (ISEs), phase-transfer catalysts, and specialized extraction systems. Its tailored structure offers superior selectivity and stability compared to simpler crown ethers in complex organic matrices.

Application

• Ion-Selective Electrodes (ISEs) & Sensors: Serves as a key ionophore in polymeric membrane electrodes for the potentiometric detection of potassium and other cations in clinical, environmental, and industrial analysis.
• Phase-Transfer Catalysis (PTC): Facilitates the transfer of ionic reagents between immiscible phases in organic synthesis, improving reaction rates and yields for specialty chemicals.
• Liquid-Liquid Extraction: Used as a selective extractant for the separation and pre-concentration of specific metal ions from complex mixtures in hydrometallurgy or waste treatment.
• Membrane Transport Studies: Employed in research to model and study cation transport mechanisms across lipid bilayers and synthetic membranes.
• Polymer & Material Modification: Incorporated into polymers or surfaces to create cation-selective materials for filtration, sensing films, or smart coatings.
• Chemical Synthesis Intermediate: Acts as a building block for synthesizing more complex macrocyclic or podand ligands with tailored binding properties.

Basic Information

Product Name	4,4(5)-Didecanoyldibenzo-18-Crown-6
CAS No.	74966-30-6
Molecular Formula	C38H56O8
Molecular Weight	640.85 g/mol
Synonyms	4,5-Didecanoyldibenzo-18-crown-6; Decanoyldibenzo-18-crown-6; Dibenzo-18-crown-6, 4,4(5)-didecanoyl-; 4,4'-Didecanoyldibenzo-18-crown-6; 4(5),4'(5')-Didecanoyldibenzo-18-crown-6; Lipophilic Dibenzo-18-Crown-6 Ether; Acylated Crown Ether Ionophore
EINECS	Contact for details

Quality Control

Our 4,4(5)-Didecanoyldibenzo-18-Crown-6 is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and melting point determination, to ensure it meets the high standards required for research and industrial applications. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability.

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%

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