Description

1,1-Dimethylsila-20-Crown-7 is a specialized organosilicon crown ether compound, representing a key class of macrocyclic ligands. Its value lies in its unique ability to selectively bind specific cations, making it an essential tool for advanced chemical synthesis and separation processes. This product is primarily needed by researchers and manufacturers in the fields of supramolecular chemistry, catalysis, and materials science for developing novel sensors, extraction agents, and phase-transfer catalysts.

Application

• As a selective complexing agent for alkali and alkaline earth metal ions in separation science.
• Utilized as a phase-transfer catalyst in organic synthesis reactions to enhance yields and selectivity.
• Key component in the development of ion-selective electrodes and chemical sensors for analytical applications.
• Building block for advanced functional materials, including modified surfaces and polymers with specific ion-binding properties.
• Used in supramolecular chemistry research for constructing host-guest complexes and molecular machines.
• Potential application in nuclear waste treatment processes for the selective extraction of radioactive isotopes.

Basic Information

Product Name	1,1-Dimethylsila-20-Crown-7
CAS No.	83890-23-7
Molecular Formula	C16H32O7Si
Molecular Weight	364.51 g/mol
Synonyms	1,1-Dimethyl-1-sila-20-crown-7; 1,1-Dimethyl-1-silacycloeicosane-1,4,7,10,13,16,19-heptaoxane; Dimethylsila-20-crown-7; Silacrown Ether; Organosilicon Crown Ether; 20-Crown-7 Silane Derivative; 1,1-Dimethylsilacrown-7
EINECS	Contact for details

Quality Control

Our 1,1-Dimethylsila-20-Crown-7 is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including spectroscopic and chromatographic methods, to verify identity and purity. Certificates of Analysis (COA) detailing all test results are available upon request to support your quality assurance and regulatory needs.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation by atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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