Description

Trimethoxy[3-[2-(1-Propenyl)Phenoxy]Propyl]Silane is a specialized organosilicon coupling agent designed to enhance the adhesion between inorganic materials and organic polymers. This compound is critical for formulating high-performance composites, coatings, and sealants where long-term durability and environmental resistance are paramount. It is primarily utilized by manufacturers in the advanced materials, adhesives, and specialty coatings industries seeking to improve product performance and reliability.

Application

• As a silane coupling agent in fiberglass-reinforced plastics and composite materials.
• To improve the adhesion and moisture resistance of polymer-based sealants and adhesives.
• As a surface modifier for mineral fillers (e.g., silica, clay) to enhance dispersion and compatibility in polymer matrices.
• In the formulation of specialty coatings and primers for metals, glass, and ceramics.
• For the cross-linking and property enhancement of silicone rubbers and elastomers.
• As a key intermediate in the synthesis of more complex functional silanes for niche applications.

Basic Information

Product Name	Trimethoxy[3-[2-(1-Propenyl)Phenoxy]Propyl]Silane
CAS No.	71550-67-9
Molecular Formula	C15H24O4Si
Molecular Weight	296.44 g/mol
Synonyms	3-[2-(1-Propenyl)phenoxy]propyltrimethoxysilane; (3-(2-(Prop-1-en-1-yl)phenoxy)propyl)trimethoxysilane; Silane, trimethoxy[3-[2-(1-propenyl)phenoxy]propyl]-; 2-(1-Propenyl)phenoxypropyltrimethoxysilane; γ-(o-Allylphenoxy)propyltrimethoxysilane; o-Allylphenoxypropyltrimethoxysilane; Coupling Agent KH-571 (common trade designation); Arylalkenyloxy functional silane
EINECS	Contact for details

Quality Control

Our Trimethoxy[3-[2-(1-Propenyl)Phenoxy]Propyl]Silane is produced under stringent quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity, consistent performance, and compliance with agreed specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and key physical properties is provided with each shipment and is available upon request.

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). Keep the container tightly sealed under a dry, inert atmosphere (e.g., nitrogen) to prevent hydrolysis and maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Refractive Index (n20D)	1.490 - 1.500
Density (g/mL, 20°C)	1.05 - 1.10

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