Description

Dimethylaminomethylethoxysilane is a versatile organosilicon compound featuring both amino and alkoxysilane functional groups. This dual functionality makes it a highly effective coupling agent and surface modifier, crucial for enhancing adhesion and compatibility between organic polymers and inorganic substrates. It is essential for manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as in advanced materials science for creating functionalized surfaces.

Application

• Adhesion Promoter: Used in primers and coatings to improve the bond strength of paints, inks, and adhesives to difficult substrates like metals, glass, and plastics.
• Surface Modification: Functionalizes silica, glass fibers, and other mineral fillers to improve their dispersion and compatibility within polymer matrices like epoxies, polyurethanes, and rubbers.
• Crosslinking Agent: Serves as a reactive intermediate in the synthesis of silicone resins and modified polymers, contributing to improved thermal and mechanical properties.
• Water Repellency: Imparts hydrophobic characteristics to surfaces in construction materials and protective coatings.
• Fiber Treatment: Applied to glass or carbon fibers in composite materials to enhance the fiber-matrix interface and overall composite strength.
• Catalyst and Intermediate: Acts as a precursor or catalyst component in organic synthesis and pharmaceutical manufacturing processes.

Basic Information

Product Name	Dimethylaminomethylethoxysilane
CAS No.	96836-74-7
Molecular Formula	C5H15NO2Si
Molecular Weight	149.27 g/mol
Synonyms	N,N-Dimethylaminomethyltriethoxysilane (common misnomer); (Dimethylaminomethyl)triethoxysilane; (N,N-Dimethylaminomethyl)triethoxysilane; Silane, (dimethylaminomethyl)triethoxy-; Amino silane coupling agent; AMMEO; Dynasylan® AMMEO (Evonik trade name); Dow Corning® Z-6034 (historical); γ-aminopropyltriethoxysilane analog; 3-(Dimethylamino)propyltriethoxysilane related compound
EINECS	Contact for details

Quality Control

Our Dimethylaminomethylethoxysilane is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) for purity and assay, to ensure it meets precise specifications for industrial and research applications. Certificates of Analysis (COA) documenting identity, purity, and key physical properties are available upon request to support your quality assurance protocols.

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 moisture-sensitive (hygroscopic) nature, containers must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen) after opening to prevent hydrolysis and maintain product integrity. Keep away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Density (20°C)	0.90 - 0.95 g/mL
Refractive Index (n20D)	1.410 - 1.420
Moisture (Karl Fischer)	≤ 0.5%

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