Description

n-[2-(Dimethoxymethylsilyl)Ethyl]Ethylenediamine CAS NO 66300-34-3 is a specialized organosilicon compound featuring a unique bifunctional structure that combines a silyl ether group with an ethylenediamine moiety. This dual functionality makes it a highly effective coupling agent and adhesion promoter, crucial for creating strong, durable interfaces between inorganic materials and organic polymers. It is primarily sought after by manufacturers in the adhesives, sealants, coatings, and advanced composite materials industries, where performance and reliability are paramount.

Application

• Adhesion Promoter: Enhances the bond strength between inorganic fillers (like glass, minerals, metals) and organic polymer matrices in composites, coatings, and sealants.
• Surface Modifier: Used to treat glass fibers and mineral surfaces to improve compatibility and dispersion within epoxy, polyurethane, and silicone systems.
• Crosslinking Agent/Catalyst: Functions as a reactive intermediate or catalyst in the synthesis of specialty silicones and hybrid organic-inorganic polymers.
• Primer Formulation: A key component in primers for metals, glass, and plastics to ensure superior coating adhesion and corrosion resistance.
• Rubber & Tire Industry: Improves the bonding of rubber to steel or fabric cords, enhancing the durability of tires and industrial rubber products.
• Electronics Encapsulation: Used in potting compounds and encapsulants to improve adhesion to electronic components and substrates, ensuring environmental protection.

Basic Information

Product Name	n-[2-(Dimethoxymethylsilyl)Ethyl]Ethylenediamine
CAS No.	66300-34-3
Molecular Formula	C7H20N2O2Si
Molecular Weight	192.34 g/mol
Synonyms	N-[2-(Dimethoxymethylsilyl)ethyl]-1,2-ethanediamine; (Dimethoxymethylsilyl)ethylethylenediamine; 2-(Dimethoxymethylsilyl)ethylamine, N-(2-aminoethyl) derivative; Aminoethylaminopropylmethyldimethoxysilane (common industry name); Silane AEMD; Adhesion promoter 66300-34-3; Amino-functional silane coupling agent; N-(2-Aminoethyl)-3-(dimethoxymethylsilyl)propan-1-amine
EINECS	Contact for details

Quality Control

Our production of n-[2-(Dimethoxymethylsilyl)Ethyl]Ethylenediamine adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including assay, purity, and identity confirmation, to ensure it meets precise specifications for industrial and specialty chemical applications. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance and regulatory compliance needs.

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) nature, containers must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC or Titration)	≥ 97.0%
Refractive Index (n20/D)	1.440 - 1.450
Density (g/mL, 20°C)	0.95 - 0.98

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