Description

Dibenzo-18-Crown-6 is a macrocyclic polyether compound belonging to the crown ether family, known for its exceptional ability to selectively complex with alkali metal cations, particularly potassium ions. This unique property makes it a critical phase-transfer catalyst and ionophore in advanced chemical synthesis and analytical applications. It is essential for researchers and manufacturers in the pharmaceutical, organic synthesis, and analytical chemistry sectors who require precise molecular recognition and transport capabilities.

Application

• Phase-Transfer Catalysis (PTC): Facilitates reactions between reagents in immiscible phases, enhancing reaction rates and yields in organic synthesis.
• Ion-Selective Electrodes (ISEs): Serves as a key ionophore in membrane electrodes for the selective detection and measurement of potassium ions.
• Chemical Separation: Used in liquid-liquid extraction and membrane transport processes to selectively separate alkali metal ions from complex mixtures.
• Supramolecular Chemistry: Acts as a fundamental building block for constructing host-guest complexes and molecular machines.
• Pharmaceutical Synthesis: Enables specific synthetic pathways where cation templating or solubilization of ionic reagents is required.
• Polymer Chemistry: Can be incorporated into polymers to create ion-selective membranes or smart materials.
• Analytical Reagent: Employed in spectroscopic and chromatographic methods for the complexation and analysis of metal cations.
• Research & Development: A standard reagent in academic and industrial R&D for studying cation binding thermodynamics and kinetics.

Basic Information

Item	Details
Product Name	Dibenzo-18-Crown-6
CAS No.	14187-32-7
Molecular Formula	C20H24O6
Molecular Weight	360.40 g/mol
Synonyms	2,3,11,12-Dibenzo-1,4,7,10,13,16-hexaoxacyclooctadeca-2,11-diene; DB18C6; Dibenzo-18-crown-6 ether; 6,7,9,10,17,18,20,21-Octahydrodibenzo[b,k][1,4,7,10,13,16]hexaoxacyclooctadecin; Benzo-18-crown-6; Dibenzo-18-crown-6; 18-Crown-6 dibenzo derivative
EINECS	Contact for details

Quality Control

Our Dibenzo-18-Crown-6 is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as assay, melting point, and impurity profile. Our quality system is designed to meet the rigorous demands of research and industrial applications, ensuring reliable performance in your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	162 - 165 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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