Description

Chlorotris(1-Methylpropoxy)Silane CAS NO 18105-63-0 is a specialized organosilicon compound, specifically a chlorosilane derivative, that serves as a versatile intermediate in advanced material synthesis. Its core value lies in its ability to act as a coupling agent and surface modifier, facilitating strong bonds between organic polymers and inorganic substrates. This product is essential for manufacturers in the silicone, adhesive, and coatings industries seeking to enhance material performance, durability, and adhesion properties.

Application

• Silicone Resin & Polymer Modification: A key intermediate for synthesizing custom silicone polymers with tailored properties for high-performance applications.
• Surface Treatment & Coupling Agent: Used to modify the surface of inorganic materials like glass, silica, and metals to improve adhesion with organic resins in composites.
• Adhesive & Sealant Formulation: Imparts enhanced moisture resistance and bonding strength in specialty silicone-based adhesives and sealants.
• Protective Coatings: Employed in the formulation of durable, water-repellent, and corrosion-resistant coatings for various substrates.
• Chemical Intermediate: Serves as a precursor for the synthesis of other functional silanes and silicon-based specialty chemicals.
• Filler Treatment: Treats mineral fillers to improve their dispersion and compatibility within polymer matrices, enhancing composite mechanical properties.

Basic Information

Item	Detail
Product Name	Chlorotris(1-Methylpropoxy)Silane
CAS No.	18105-63-0
Molecular Formula	C13H29ClO3Si
Molecular Weight	296.91 g/mol
Synonyms	Tris(sec-butoxy)chlorosilane; Chlorotris(sec-butoxy)silane; Silane, chlorotris(1-methylpropoxy)-; (sec-Butoxy)3SiCl; Chlorotris(2-butoxy)silane; Tris(1-methylpropoxy)chlorosilane; Chlorotris(sec-butoxy)silane
EINECS	Contact for details

Quality Control

Our Chlorotris(1-Methylpropoxy)Silane is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) for purity and identity confirmation, to ensure it meets precise specifications and consistent performance for industrial applications. A Certificate of Analysis (COA) detailing all quality parameters is provided with every shipment to guarantee traceability and compliance.

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). Due to its hygroscopic (moisture-sensitive) and highly volatile nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation and moisture absorption. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	0.95 - 0.98 g/mL
Refractive Index (n20D)	1.410 - 1.420
Chloride Content	11.5 - 12.5 %

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