Description

4',4''(5'')-Diacetyldibenzo-18-Crown-6 is a functionalized crown ether derivative, specifically an acetylated form of dibenzo-18-crown-6. This compound is valued for its enhanced selectivity and binding affinity as a complexing agent for specific metal cations, particularly potassium and ammonium ions. It is primarily utilized in advanced chemical synthesis, analytical chemistry, and materials science research where precise molecular recognition is critical. The acetyl groups provide reactive sites for further chemical modification, making it a versatile intermediate for developing specialized sensors, extraction agents, and phase-transfer catalysts.

Application

• Chemical Synthesis Intermediate: Serves as a key precursor for synthesizing more complex crown ether derivatives with tailored properties for specific host-guest chemistry applications.
• Ion-Selective Electrodes & Sensors: Used as an ionophore in the membrane of potentiometric sensors for the selective detection of potassium (K⁺) and ammonium (NH₄⁺) ions.
• Phase-Transfer Catalysis (PTC): Facilitates the transfer of ionic reagents between aqueous and organic phases in biphasic reaction systems, improving reaction rates and yields.
• Metal Ion Extraction & Separation: Employed in liquid-liquid extraction processes to selectively separate and concentrate specific metal cations from complex mixtures or waste streams.
• Analytical Chemistry Reagent: Functions as a complexing agent in chromatographic separations or as a masking agent in titrations to improve selectivity.
• Materials Science Research: Incorporated into polymeric membranes or functional materials to impart ion-selective permeability or recognition capabilities.
• Supramolecular Chemistry Studies: Used as a model compound in research exploring molecular recognition, self-assembly, and the design of artificial receptors.

Basic Information

Product Name	4',4''(5'')-Diacetyldibenzo-18-Crown-6
CAS No.	68817-65-2
Molecular Formula	C₂₈H₃₆O₁₀
Molecular Weight	532.58 g/mol
Synonyms	4',4''(5'')-Diacetyl-dibenzo-18-crown-6; Diacetyldibenzo-18-crown-6; 4',4''-Diacetyldibenzo-18-crown-6; 4',5''-Diacetyldibenzo-18-crown-6; Dibenzo-18-crown-6, 4',4''(5'')-diacetyl-; 2,2'-(1,4,7,10,13,16-Hexaoxacyclooctadecane-2,3,11,12-tetrayl)bis(1-phenylethanone); 4',4''-Diacetylbenzo-18-crown-6; Acetylated Dibenzo-18-Crown-6
EINECS	Contact for details

Quality Control

Our 4',4''(5'')-Diacetyldibenzo-18-Crown-6 is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Production adheres to cGMP guidelines where applicable. Each lot is thoroughly characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your research and quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). The compound is light-sensitive and should be handled under appropriate conditions to maintain stability. Keep container tightly sealed when not in use to minimize exposure to atmospheric moisture.

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.