Description

7(4-Nitrobenzyl)-1,4,10,13-Tetraoxa-7,16-Diazacyclooctadecan CAS NO 147189-01-3 is a specialized macrocyclic polyether compound, commonly known as a nitrobenzyl-functionalized diaza-crown ether. This chemical is valued for its selective metal ion binding properties, making it a critical component in advanced separation and sensing technologies. It is primarily used by researchers and manufacturers in the pharmaceutical, analytical chemistry, and material science sectors for developing catalysts, sensors, and extraction agents.

Application

• Ion-Selective Electrodes (ISEs): Acts as a key ionophore in sensor membranes for detecting specific cations in analytical and clinical settings.
• Catalysis & Synthesis: Serves as a ligand or phase-transfer catalyst in organic synthesis and metal-catalyzed reactions.
• Metal Ion Extraction & Separation: Used in solvent extraction processes for the selective recovery and purification of valuable or toxic metal ions from complex mixtures.
• Chemical Sensing Platforms: Incorporated into optical or electrochemical sensors for environmental monitoring and diagnostic applications.
• Pharmaceutical Intermediates: Employed in the research and development of novel drug candidates requiring specific metal chelation.
• Polymer Modification: Used to functionalize polymers, imparting specific ion-binding capabilities for advanced material development.

Basic Information

Product Name	7(4-Nitrobenzyl)-1,4,10,13-Tetraoxa-7,16-Diazacyclooctadecan
CAS No.	147189-01-3
Molecular Formula	C₂₁H₃₄N₄O₆
Molecular Weight	438.52 g/mol
Synonyms	4-Nitrobenzyl-diaza-18-crown-6; 4-Nitrobenzyldiaza-18-crown-6; 1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane, 7-(4-nitrobenzyl)-; 7-(4-Nitrobenzyl)-1,4,10,13-tetraoxa-7,16-diazacyclooctadecane; NB-DA18C6; 4-Nitrobenzyl-substituted diaza-18-crown-6 ether; Nitrobenzyl diazacrown ether
EINECS	Contact for details

Quality Control

Our 7(4-Nitrobenzyl)-1,4,10,13-Tetraoxa-7,16-Diazacyclooctadecan is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and spectroscopic identification (NMR, IR), to ensure it meets high-purity research and industrial standards. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every 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 light-sensitive and should be handled under appropriate conditions 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%
Residue on Ignition	≤ 0.1%

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