Trimethoxy(propyl)silane, identified by its CAS number 1067-25-0, is a remarkable organosilane compound that plays a pivotal role across various industrial applications. Known alternatively as Propyltrimethoxysilane or Trimethoxypropylsilane, this chemical boasts a molecular formula of C6H16O3Si and a molecular weight of 164.27500. Its significance stems from a unique combination of organic and inorganic properties, making it a valuable asset in advanced material synthesis and surface modification processes.

This colorless or slightly yellowish liquid, with a density of 0.932 g/cm³, a boiling point of 142°C, and a flash point of 34°C, is engineered for purity levels exceeding 99.0%, as determined by gas chromatography. The compound’s refractive index of 1.391 further underscores its clarity and quality, positioning it as a preferred choice for industries seeking reliable chemical solutions. Packaged typically in 180 kg drums—or customized per client needs—it requires careful storage in a cool, dry, and well-ventilated environment, away from fire, heat, acids, alkalis, and oxidants, ensuring a shelf life of up to 12 months under optimal conditions.

Key Applications in Sol-Gel Production: One of the standout uses of Trimethoxy(propyl)silane lies in sol-gel production, a sophisticated process used to create solid materials from small molecules. This compound serves as a critical precursor, facilitating the formation of a silica-based network with moderate organic characteristics. The propyl group attached to the silicon atom enhances the organic functionality within the siloxane matrix, allowing for tailored material properties. This makes it indispensable for producing advanced ceramics, coatings, and composites that require precise control over structure and composition. Industries leveraging sol-gel techniques benefit from this chemical’s ability to bridge organic and inorganic domains, enabling the creation of hybrid materials with enhanced durability and performance.

Hydrophobic Surface Treatment Capabilities: Beyond sol-gel applications, Trimethoxy(propyl)silane excels as a hydrophobic surface treatment agent. Its trimethoxysilyl group reacts with moisture to form silanol groups, which bond effectively with inorganic surfaces like powders, fillers, or substrates such as glass and concrete. This reaction imparts a water-repellent layer, significantly enhancing the material’s resistance to moisture and corrosion. Such properties are vital in sectors like construction, where hydrophobic coatings protect structures from environmental degradation, or in electronics, where moisture resistance is crucial for component longevity. The ability to modify surface characteristics makes this compound a go-to solution for improving the performance of fillers in polymers or coatings.

Role in Polyolefin Production: Another critical application of Trimethoxy(propyl)silane is its role as a catalyst component in polyolefin production, particularly with Ziegler-Natta catalysts. Polyolefins, such as polyethylene and polypropylene, are foundational plastics in modern manufacturing, used in everything from packaging to automotive parts. The compound’s alkylalkoxysilane structure contributes to the catalytic process by enhancing polymerization efficiency and controlling polymer chain growth, resulting in materials with desirable mechanical properties. This application underscores the chemical’s versatility, bridging material science and polymer chemistry.

As a prominent Trimethoxy(propyl)silane manufacturer, focusing on delivering high-purity products is key. Companies seeking a Trimethoxy(propyl)silane supplier often prioritize those who can guarantee the chemical’s efficacy, ensuring products meet stringent quality benchmarks. The availability of Trimethoxy(propyl)silane in large-scale quantities supports industries ranging from material science to polymer production.