Description

2-(Chloromethyl)Allyltrimethoxysilane is a highly reactive bifunctional organosilicon compound, serving as a critical coupling agent and monomer in advanced material synthesis. Its unique molecular structure, featuring both a chloromethyl group and an allyl group attached to a trimethoxysilane, enables it to form durable covalent bonds between organic polymers and inorganic substrates. This product is essential for manufacturers in the silicone rubber, adhesive, sealant, and specialty coating industries seeking to enhance material properties like adhesion, cross-linking density, and thermal stability. The compound is supplied with rigorous quality control to ensure consistent performance in demanding industrial applications.

Application

• Cross-linking Agent for Silicone Polymers: Imparts improved mechanical strength and heat resistance to high-performance silicone elastomers and resins.
• Adhesion Promoter: Enhances the bond strength of adhesives and sealants to difficult-to-bond surfaces such as glass, metals, and minerals.
• Surface Modification of Fillers: Used to treat silica, clay, and other inorganic fillers to improve their compatibility and dispersion within polymer matrices.
• Synthesis of Functional Silanes: Acts as a key intermediate for the production of more complex, custom organosilicon compounds.
• Fiberglass and Composite Treatment: Improves the interfacial adhesion between glass fibers and polymer resins in composite materials.
• Moisture-Curable Systems: Utilized in formulations where the methoxy groups hydrolyze to form silanols, leading to condensation and curing.

Basic Information

Product Name	2-(Chloromethyl)Allyltrimethoxysilane
CAS No.	39197-94-9
Molecular Formula	C7H15ClO3Si
Molecular Weight	210.73 g/mol
Synonyms	3-(Chloromethyl)allyltrimethoxysilane; (3-Chloro-2-propenyl)methyltrimethoxysilane; Allyl(chloromethyl)trimethoxysilane; Trimethoxy[(3-chloro-2-propenyl)methyl]silane; (Chloromethyl)allyltrimethoxysilane; Silane, trimethoxy[(3-chloro-2-propenyl)methyl]-; 2-Propen-1-yl, 3-chloro-, methyltrimethoxysilane
EINECS	Contact for details

Quality Control

Our production of 2-(Chloromethyl)Allyltrimethoxysilane adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including gas chromatography (GC) for purity and identity confirmation, to ensure it meets precise specifications. We provide a Certificate of Analysis (COA) with each shipment, detailing all critical parameters. Our commitment to consistent quality and supply reliability supports your process stability and final product performance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed and under a dry inert atmosphere (e.g., nitrogen) for long-term storage to prevent hydrolysis and maintain purity. Recommended storage temperature is 2-25°C. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Purity (GC)	≥ 97.0%
Refractive Index (n20/D)	1.430 - 1.435
Density (20°C)	1.08 - 1.12 g/cm³

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