Description

Calix[4]-Bis-1,2-Benzo-Crown-6 is a sophisticated supramolecular host compound, specifically a calixarene-crown ether hybrid, designed for selective molecular recognition and binding. Its unique three-dimensional cavity structure makes it a powerful tool for the complexation and separation of specific metal ions, particularly cesium and other alkali metals. This compound is essential for researchers and manufacturers in the fields of nuclear waste remediation, sensor development, and advanced separation technologies where high selectivity is paramount.

Application

• Selective Cesium Ion Extraction: Key component in solvent extraction systems and solid-phase extractants for the removal of radioactive cesium-137 from nuclear waste streams.
• Ion-Selective Electrodes (ISEs) and Sensors: Serves as an ionophore in membrane electrodes for the potentiometric detection of cesium and potassium ions with high specificity.
• Chemical Separation and Purification: Used in chromatographic stationary phases or as a complexing agent for the separation of alkali and alkaline earth metal ions in analytical and industrial processes.
• Supramolecular Chemistry Research: Fundamental building block for constructing molecular machines, switches, and complex host-guest systems in academic and industrial R&D.
• Catalysis: Potential application as a ligand or catalyst support in metal-catalyzed reactions due to its ability to pre-organize substrates.
• Environmental Monitoring: Employed in sensing devices for the detection of specific metal contaminants in environmental samples.

Basic Information

Product Name	Calix[4]-Bis-1,2-Benzo-Crown-6
CAS No.	157769-17-0
Molecular Formula	C48H40O12
Molecular Weight	808.82 g/mol
Synonyms	Calix[4]arene-bis(benzo-crown-6); 1,3-Alternate-25,27-bis(1,2-benzo-9-crown-3-ether)-26,28-dihydroxycalix[4]arene; 5,11,17,23-Tetra-tert-butyl-25,27-bis[(1,2-benzo-9-crown-3-yl)oxy]-26,28-dihydroxycalix[4]arene; Benzo-Crown-6 Calix[4]arene; C[4]B1,2BC6; Cs-Selective Calixarene Crown Ether; p-tert-Butylcalix[4]arene-bis-crown-6
EINECS	Contact for details

Quality Control

Our Calix[4]-Bis-1,2-Benzo-Crown-6 is produced under strict quality protocols to ensure batch-to-batch consistency and high purity for research and industrial applications. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance requirements.

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 and should be handled under an inert atmosphere when appropriate for prolonged use.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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