Description

Vinyl Tris(Dimethylsiloxy)Silane CAS NO 160172-46-3 is a specialized organosilicon compound featuring a reactive vinyl group and multiple siloxy functionalities. This unique structure makes it a valuable intermediate and cross-linking agent in advanced silicone polymer synthesis. It is essential for manufacturers in the silicone elastomer, adhesive, and specialty coatings industries seeking to enhance material properties such as thermal stability, hydrophobicity, and adhesion.

Application

• Silicone Cross-linking Agent: A key component in the production of high-performance silicone rubbers and elastomers, improving mechanical strength and heat resistance.
• Adhesive & Sealant Formulations: Used to formulate specialty adhesives and sealants with excellent weatherability and adhesion to various substrates.
• Surface Modification & Coupling Agent: Imparts hydrophobic properties to inorganic fillers (e.g., silica) and enhances their compatibility within polymer matrices.
• Release Coatings: Employed in the synthesis of silicone-based release coatings for labels, tapes, and industrial applications.
• Specialty Silicone Resins: Serves as a building block for creating modified silicone resins used in high-temperature and protective coatings.
• R&D and Fine Chemical Synthesis: A versatile intermediate for research chemists developing novel organosilicon compounds and functional materials.

Basic Information

Item	Detail
Product Name	Vinyl Tris(Dimethylsiloxy)Silane
CAS No.	160172-46-3
Molecular Formula	C8H24O3Si4
Molecular Weight	280.62 g/mol
Synonyms	Vinyltris(dimethylsiloxy)silane; Tris(dimethylsiloxy)vinylsilane; (Dimethylsiloxy)vinylsilane; Vinyl silane derivative; Silane, vinyltris(dimethylsiloxy)-; 1-Ethenyl-1,1,3,3,3-pentamethyl-2-oxa-1,3-disilapropane; Organosilane crosslinker; Vinyl-functional siloxane
EINECS	Contact for details

Quality Control

Our Vinyl Tris(Dimethylsiloxy)Silane is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography and spectroscopy, to verify identity and assay. Certificates of Analysis (COA) documenting all critical specifications 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). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen) to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 25°C)	0.88 - 0.92 g/mL
Refractive Index (n20/D)	1.405 - 1.415

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