Description

n-(3-Trimethoxysilylethyl)Ethylenediamine is a bifunctional organosilane coupling agent that combines an alkoxysilane group with an ethylenediamine moiety. This unique structure is critical for enhancing the adhesion and compatibility between inorganic materials and organic polymers. It is primarily utilized in the formulation of advanced adhesives, sealants, and composite materials where durable bonding and moisture resistance are paramount.

Application

• As a coupling agent in mineral-filled composites (e.g., glass, silica) to improve mechanical strength and moisture resistance.
• A key component in the formulation of adhesives and sealants, particularly for demanding automotive and aerospace applications.
• Surface modification of pigments and fillers to enhance dispersion and stability in polymer matrices.
• Used as a crosslinking agent or adhesion promoter in epoxy, polyurethane, and other resin systems.
• Treatment of glass fibers and other reinforcements to improve the interfacial bond in fiber-reinforced plastics (FRP).
• Potential use in the preparation of specialty silane-modified polymers (SMP) and hybrid organic-inorganic materials.

Basic Information

Product Name	n-(3-Trimethoxysilylethyl)Ethylenediamine
CAS No.	7719-00-8
Molecular Formula	C9H24N2O3Si
Molecular Weight	236.39 g/mol
Synonyms	N-[3-(Trimethoxysilyl)propyl]ethylenediamine; 3-[(2-Aminoethyl)amino]propyltrimethoxysilane; N-(2-Aminoethyl)-3-aminopropyltrimethoxysilane; AEEA silane; Aminoethylaminopropyltrimethoxysilane; Dynasylan® 1411; Silane A-1120; Z-6020 Silane; 3-(2-Aminoethylamino)propyltrimethoxysilane
EINECS	231-739-4

Quality Control

Our production of n-(3-Trimethoxysilylethyl)Ethylenediamine adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure consistent purity and performance. A Certificate of Analysis (COA) detailing key specifications such as assay, identity, and impurity profile is provided with each shipment to guarantee compliance with your technical requirements.

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); containers must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC or Titration)	≥ 97.0%
Refractive Index (n20/D)	1.440 - 1.445
Density (g/mL, 25°C)	1.010 - 1.030

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