Description

Acetoxydimethylvinylsilane is a versatile organosilicon compound characterized by its reactive vinyl and acetoxy functional groups. This dual functionality makes it a valuable intermediate for introducing silicon-containing moieties into polymer backbones and surfaces. It is primarily utilized by manufacturers in the silicone, adhesive, and specialty coatings industries seeking to enhance material properties such as adhesion, cross-linking density, and hydrophobicity.

Application

• Silicone Polymer Modification: Acts as a key monomer or cross-linking agent in the synthesis of vinyl-functional silicone fluids, resins, and elastomers.
• Adhesive & Sealant Formulations: Used to improve the adhesion and cohesive strength of silicone-based adhesives and sealants, particularly on difficult substrates.
• Surface Treatment & Coupling Agent: Functions as a coupling agent for surface modification of inorganic fillers (e.g., silica) to improve compatibility with organic polymer matrices.
• Release Coatings: Employed in the production of silicone release liners for pressure-sensitive adhesive tapes and labels.
• Radiation-Curable Systems: Serves as a reactive diluent or co-monomer in UV-curable silicone formulations for coatings and inks.
• Hybrid Material Synthesis: A precursor for creating organic-inorganic hybrid materials via sol-gel processes or hydrosilylation reactions.

Basic Information

Item	Details
Product Name	Acetoxydimethylvinylsilane
CAS No.	3293-09-2
Molecular Formula	C6H12O2Si
Molecular Weight	144.25 g/mol
Synonyms	Dimethylvinylacetoxysilane; Acetoxy(dimethyl)vinylsilane; Dimethylvinylsilyl acetate; Vinyl(dimethyl)acetoxysilane; (Acetoxydimethylsilyl)ethylene; (Dimethylacetoxysilyl)ethylene; 3293-09-2; (Acetoxy)(dimethyl)vinylsilane
EINECS	221-960-1

Quality Control

Our Acetoxydimethylvinylsilane is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by GC, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and key physical properties are provided with every shipment to guarantee reliable performance in your formulations.

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); containers must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	0.90 - 0.92 g/mL
Refractive Index (n20D)	1.410 - 1.415

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