Description

Acetoxymethyltrimethoxysilane is a versatile organosilicon compound that serves as a key intermediate and coupling agent in advanced material synthesis. Its bifunctional structure, featuring both hydrolyzable methoxy groups and an acetoxymethyl moiety, enables it to form stable bonds between inorganic substrates and organic polymers. This product is essential for manufacturers in the coatings, adhesives, and specialty chemical industries seeking to enhance material compatibility, adhesion, and surface modification. Its reactivity profile makes it a critical component for developing high-performance silane-modified polymers and cross-linked networks.

Application

• Crosslinking Agent: Used in the formulation of moisture-curable resins, sealants, and adhesives to improve mechanical strength and durability.
• Surface Modification: Imparts hydrophobic or specific functional properties to glass, minerals, and metal oxides for improved composite performance.
• Polymer Intermediate: Serves as a monomer or co-monomer in the synthesis of specialty silicones and hybrid organic-inorganic polymers.
• Adhesion Promoter: Enhances the bond strength between organic coatings or adhesives and inorganic substrates like metals and glass.
• Filler Treatment: Used to pretreat silica, clay, and other mineral fillers to improve dispersion and compatibility in polymer matrices.
• Release Coatings: A component in formulations for creating controlled-release surfaces in industrial applications.
• Waterproofing Agents: A key ingredient in formulations for textiles, construction materials, and electronics requiring moisture resistance.
• Research & Development: Employed in laboratories for developing novel silicon-based materials and studying silane chemistry.

Basic Information

Product Name	Acetoxymethyltrimethoxysilane
CAS No.	65625-39-0
Molecular Formula	C7H16O5Si
Molecular Weight	208.29 g/mol
Synonyms	(Acetoxymethyl)trimethoxysilane; Trimethoxy(acetoxymethyl)silane; Acetoxymethyltrimethoxysilane; Silane, (acetoxymethyl)trimethoxy-; Acetoxymethyl trimethoxy silane; (Trimethoxysilyl)methyl acetate; Methyl[trimethoxysilyl]methyl acetate
EINECS	Contact for details

Quality Control

Our Acetoxymethyltrimethoxysilane is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques to verify identity, potency, and impurity profiles. Certificates of Analysis (COA) detailing specific results for purity, water content, and other critical parameters are provided with every shipment. We are committed to meeting the exacting standards required for industrial and R&D applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept under a dry inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis and maintain product integrity. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.410 - 1.415
Density (20°C)	1.08 - 1.12 g/mL

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