Description

Dicyclohexano-21-Crown-7 is a specialized macrocyclic polyether compound belonging to the crown ether family, known for its selective binding affinity for specific metal cations. This property makes it a critical component in advanced chemical synthesis and separation processes where precise molecular recognition is required. It is essential for researchers and industrial chemists working in fields such as catalysis, ion transport studies, and the development of sophisticated sensor technologies.

Application

• Phase-Transfer Catalyst: 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 electrodes for the selective detection and measurement of specific alkali or alkaline earth metal ions.
• Metal Ion Separation & Extraction: Used in liquid-liquid extraction processes to selectively bind and separate target metal ions from complex mixtures.
• Supramolecular Chemistry: Acts as a building block for constructing host-guest complexes and molecular machines due to its defined cavity size.
• Analytical Chemistry: Employed as a masking agent or complexing agent in titrations and chromatographic methods to improve selectivity.
• Polymer & Materials Science: Incorporated into polymers to create ion-conductive materials or to modify surface properties.

Basic Information

Item	Details
Product Name	Dicyclohexano-21-Crown-7
CAS No.	17455-21-9
Molecular Formula	C24H44O7
Molecular Weight	444.61 g/mol
Synonyms	21-Crown-7, Dicyclohexyl-21-crown-7; 4,7,13,16,21,24-Hexaoxa-1,10-diazabicyclo[8.8.8]hexacosane, Dicyclohexano derivative; DCH21C7; 1,4,7,10,13,16,21-Heptaoxacyclotetracosane, dicyclohexano-; Bis(cyclohexano)-21-crown-7; 21-Crown-7 ether, dicyclohexano substituted
EINECS	Contact for details

Quality Control

Every batch of Dicyclohexano-21-Crown-7 is subjected to rigorous analytical testing to ensure identity, purity, and consistency. Our quality assurance protocols are designed to meet the exacting standards required for research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity (typically by HPLC or NMR), physical characteristics, and other relevant parameters is provided with each shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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