Description

4-(4-Ethenylphenyl)-2,2,6,6-Tetramethyl-4-[(Trimethylsilyl)Oxy]-3,5-Dioxa-2,4,6-Trisilaheptane is a specialized organosilicon compound featuring a unique combination of vinylphenyl and silyl ether functional groups. This molecular architecture makes it a valuable advanced intermediate for synthesizing high-performance silicone polymers and hybrid organic-inorganic materials. It is primarily sought by R&D and production teams in the specialty chemicals, advanced materials, and electronics sectors for applications requiring tailored surface properties, thermal stability, and precise cross-linking capabilities.

Application

• Advanced Silicone Synthesis: A key monomer or intermediate for creating novel polysiloxanes with phenyl and vinyl functionalities for enhanced thermal and mechanical properties.
• Surface Modification Agent: Used to impart hydrophobic, oleophobic, or specific release characteristics to inorganic surfaces like glass, silica, or metals.
• Cross-Linking Agent: Serves in formulations for silicone-based adhesives, sealants, and resins, where the vinyl group enables precise curing control.
• Hybrid Material Precursor: Employed in sol-gel processes to develop organic-silica hybrid coatings and composites with customized optical or barrier properties.
• Electronics & Photonics: Potential use in the fabrication of low-k dielectric materials, optical waveguides, or encapsulants for sensitive electronic components.
• Pharmaceutical & Cosmetic Intermediates: May be utilized in the synthesis of specialized siloxane-based carriers or excipients.

Basic Information

Product Name	4-(4-Ethenylphenyl)-2,2,6,6-Tetramethyl-4-[(Trimethylsilyl)Oxy]-3,5-Dioxa-2,4,6-Trisilaheptane
CAS No.	18547-54-1
Molecular Formula	C18H34O3Si4
Molecular Weight	410.81 g/mol
Synonyms	4-(4-Vinylphenyl)-2,2,6,6-tetramethyl-4-[(trimethylsilyl)oxy]-3,5-dioxa-2,4,6-trisilaheptane; 1,3-Bis(trimethylsiloxy)-1,3-bis(4-vinylphenyl)-1,3-dimethyldisiloxane; 1,3-Dimethyl-1,3-bis(4-vinylphenyl)-1,3-bis(trimethylsiloxy)disiloxane; 4-Vinylphenyl-bis(trimethylsiloxy)methylsilane (derivative); Bis(4-vinylphenyl)bis(trimethylsiloxy)silane (related); Vinylphenyl TMS ether siloxane; Organosilane crosslinker 18547-54-1
EINECS	Contact for details

Quality Control

Our production of 4-(4-Ethenylphenyl)-2,2,6,6-Tetramethyl-4-[(Trimethylsilyl)Oxy]-3,5-Dioxa-2,4,6-Trisilaheptane adheres to a stringent quality management system. Each batch is analyzed using advanced techniques including GC, HPLC, NMR, and FT-IR to confirm identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with detailed specifications, ensuring the material meets the precise requirements for advanced synthesis and material science applications.

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). This compound is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent hydrolysis and maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0% (Typical 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.