Description

Dimethoxymethyl[(3-Phenylallyl)Oxy]Silane is a specialized organosilicon compound that serves as a versatile coupling agent and reactive intermediate. Its molecular structure, featuring both alkoxy and allyloxy functional groups, enables it to form stable bonds between organic polymers and inorganic surfaces. This product is essential for manufacturers in the adhesives, coatings, and advanced materials sectors seeking to enhance composite material performance, adhesion, and durability. Its unique reactivity profile makes it a critical component in formulations requiring tailored surface modification and cross-linking.

Application

• As a coupling agent in fiberglass-reinforced plastics and mineral-filled polymer composites to improve mechanical strength and moisture resistance.
• A key surface modifier for silica, glass, and metal oxides to promote adhesion in sealants, adhesives, and protective coatings.
• An intermediate in the synthesis of more complex silicone resins and hybrid organic-inorganic materials.
• Used in the formulation of release coatings and primers where controlled surface energy is required.
• Enhances the dispersion and compatibility of fillers in elastomer and rubber compounds.
• Employed in electronic encapsulants and potting compounds to improve environmental stability.

Basic Information

Product Name	Dimethoxymethyl[(3-Phenylallyl)Oxy]Silane
CAS No.	83817-67-8
Molecular Formula	C12H18O3Si
Molecular Weight	238.36 g/mol
Synonyms	Methyldimethoxy(3-phenyl-2-propen-1-yloxy)silane; (3-Phenylallyloxy)methyldimethoxysilane; Cinnamyloxymethyldimethoxysilane; Dimethoxymethyl(3-phenyl-2-propenyloxy)silane; Silane, dimethoxymethyl[(3-phenyl-2-propen-1-yl)oxy]-; (Cinnamyloxymethyl)dimethoxysilane
EINECS	Contact for details

Quality Control

Our production of Dimethoxymethyl[(3-Phenylallyl)Oxy]Silane adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR spectroscopy to verify identity, assay, and impurity profiles. We are committed to meeting the specific requirements of our industrial partners, and a comprehensive Certificate of Analysis (COA) is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Refractive Index (n20/D)	1.490 - 1.500
Density (g/mL at 25°C)	1.040 - 1.060

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