Description

6-Methyl-6-Vinyl-2,5,7,10-Tetraoxa-6-Silaundecane is a specialized organosilicon compound featuring a unique cyclic structure with both vinyl and methoxy functionalities. This chemical matters as a high-value intermediate and crosslinking agent, prized for its ability to introduce siloxane linkages and polymerizable vinyl groups into advanced material systems. Industries involved in the synthesis of specialty polymers, silicone resins, and high-performance coatings require this compound to enhance product durability, adhesion, and thermal stability.

Application

• As a key monomer or crosslinker in the synthesis of specialty silicone resins and modified polymers.
• Used in the formulation of adhesives and sealants to improve flexibility and environmental resistance.
• Employed as a surface-modifying agent or coupling agent in advanced composite materials.
• Acts as an intermediate in the production of photo-curable coatings and inks, leveraging its vinyl group.
• Utilized in the development of release coatings and protective films.
• Applied in electronics encapsulation and potting compounds for enhanced performance.
• Serves as a building block for dendrimers and other complex macromolecular architectures.

Basic Information

Product Name	6-Methyl-6-Vinyl-2,5,7,10-Tetraoxa-6-Silaundecane
CAS No.	45117-69-9
Molecular Formula	C9H18O4Si
Molecular Weight	218.32 g/mol
Synonyms	2,5,7,10-Tetraoxa-6-silaundecane, 6-ethenyl-6-methyl-; 6-Ethenyl-6-methyl-2,5,7,10-tetraoxa-6-silaundecane; Vinylmethoxymethylbis(methoxyethoxy)silane; 3-[Methyl(vinyl)silyl]oxy-1,1-dimethoxypropane; 1,1-Dimethoxy-3-[methyl(vinyl)silyl]oxypropane; Silane, vinylmethoxymethylbis(2-methoxyethoxy)-; A silane coupling agent with vinyl and methoxy groups.
EINECS	Contact for details

Quality Control

Our 6-Methyl-6-Vinyl-2,5,7,10-Tetraoxa-6-Silaundecane undergoes rigorous quality testing to ensure compliance with industry standards. We maintain strict in-process controls and final product verification. Certificates of Analysis (COA) detailing purity, identity, and key physical parameters are available upon request for every batch to support your quality assurance protocols.

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 product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under a dry inert atmosphere (e.g., nitrogen) to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.420 - 1.430
Density (g/mL, 20°C)	1.00 - 1.05

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