Description

7,18-Dihexyl-1,4-Dioxa-7,18-Diazacycloicosane-6,19-Dione is a specialized macrocyclic diamide compound featuring a unique crown ether-like structure. This molecular architecture is critical for its function as a selective complexing agent and intermediate in advanced organic synthesis. It is primarily utilized by research institutions and industrial R&D departments focused on developing novel catalysts, supramolecular assemblies, and specialty polymers. The compound's specific chelating properties make it valuable for applications requiring precise molecular recognition or metal ion transport.

Application

• Catalyst Ligand & Precursor: Serves as a key building block for synthesizing sophisticated ligands used in homogeneous catalysis for fine chemical and pharmaceutical manufacturing.
• Supramolecular Chemistry Research: Used in academic and industrial research to construct host-guest complexes, molecular machines, and functional materials due to its defined cavity size.
• Polymer Modification: Acts as a functional monomer or cross-linking agent to introduce specific chelating sites into polymer backbones for ion-exchange or sensory applications.
• Analytical Reagent: Employed in the development of selective sensors and extraction agents for metal ions in environmental testing and analytical chemistry.
• Specialty Chemical Intermediate: A crucial intermediate in the multi-step synthesis of more complex macrocyclic compounds for niche industrial applications.

Basic Information

Product Name	7,18-Dihexyl-1,4-Dioxa-7,18-Diazacycloicosane-6,19-Dione
CAS No.	67456-25-1
Molecular Formula	C26H48N2O4
Molecular Weight	452.68 g/mol
Synonyms	6,19-Dioxa-3,16-diazatricyclo[16.4.0.07,12]docosane-2,17-dione, 7,18-dihexyl-; 7,18-Dihexyl-6,19-dioxa-3,16-diazatricyclo[16.4.0.07,12]docosane-2,17-dione; N,N'-Dihexyl-3,6-dioxaoctanediamide (cyclic dimer); Macrocyclic diamide, Dihexyl-substituted; Cyclic diamide ether
EINECS	Contact for details

Quality Control

Our production of 7,18-Dihexyl-1,4-Dioxa-7,18-Diazacycloicosane-6,19-Dione adheres to stringent quality management protocols. Each batch is characterized and tested to ensure identity, purity, and consistency, meeting the exacting standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee reliable performance and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after each use to prevent moisture absorption, which may affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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