Description

4-Vinylbenzo-15-Crown-5 is a functionalized crown ether derivative, specifically a vinyl-substituted benzo-15-crown-5 ether. This compound is a crucial building block in supramolecular chemistry and materials science, valued for its ability to selectively bind alkali metal cations, particularly potassium, while offering a reactive vinyl group for polymerization or further chemical modification. It is primarily utilized by researchers and manufacturers in advanced material synthesis, polymer chemistry, and the development of ion-selective sensors and membranes.

Application

• Polymerizable Monomer for Functional Polymers: Serves as a key monomer for synthesizing crown ether-containing polymers (e.g., molecularly imprinted polymers, MIPs) via free-radical or other polymerization techniques.
• Ion-Selective Sensors and Electrodes: Incorporated into membrane compositions to create selective layers for potentiometric sensors targeting potassium and other alkali metal ions.
• Solid-Phase Extraction (SPE) Sorbents: Used to functionalize silica or polymer supports for the selective extraction and pre-concentration of specific metal ions from complex matrices.
• Phase Transfer Catalyst (PTC) Precursor: The polymer-bound or immobilized form can act as a heterogeneous phase transfer catalyst in organic synthesis.
• Surface Modification Agent: The vinyl group allows for grafting onto various surfaces (e.g., silicon, gold) to create thin films with ion-binding capabilities.
• Research & Development: Employed in academic and industrial R&D for studying host-guest interactions, developing new separation technologies, and creating smart materials.

Basic Information

Product Name	4-Vinylbenzo-15-Crown-5
CAS No.	31943-70-1
Molecular Formula	C17H24O5
Molecular Weight	308.37 g/mol
Synonyms	1,4,7,10,13-Pentaoxacyclopentadec-2-ylmethylbenzene, 4-Ethenyl-; Benzo-15-crown-5 vinyl ether; 4-Vinylbenzo-15-crown-5 ether; 4-Vinyl-B15C5; Vinylbenzo-15-crown-5; 4-Ethenylbenzo-15-crown-5; 4-Vinyl-2,3,5,6,8,9,11,12-octahydro-1,4,7,10,13-benzopentaoxacyclopentadecin
EINECS	Contact for details

Quality Control

Our 4-Vinylbenzo-15-Crown-5 is produced and handled under strict quality protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity assessment and NMR for structural confirmation, to ensure consistency and reliability for research and production applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key specifications such as assay purity and identity.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (typically 15-25°C). The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical grades: 95%, 97%, 99%)
Water Content (KF)	≤ 0.5%

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