Description

Acetamidosilane is a specialized organosilicon compound featuring a reactive silane group linked to an acetamido moiety. This unique bifunctional structure makes it a valuable coupling agent and surface modifier, bridging organic and inorganic materials. It is essential for manufacturers in the adhesives, sealants, coatings, and composite materials industries seeking to enhance interfacial adhesion and material performance.

Application

• Adhesive & Sealant Formulation: Acts as an adhesion promoter, particularly for bonding organic polymers to glass, metals, and mineral surfaces.
• Surface Treatment for Fillers: Used to modify the surface of silica, glass fibers, and other mineral fillers to improve compatibility and dispersion in polymer matrices.
• Composite Materials: Enhances the interfacial bond strength between resin and reinforcement fibers in fiberglass and carbon fiber composites.
• Coatings & Inks: Improves the adhesion, scratch resistance, and durability of coatings on difficult-to-bond substrates.
• Rubber & Elastomer Processing: Functions as a coupling agent in silicone rubber and other elastomers to enhance filler reinforcement.
• Chemical Synthesis Intermediate: Serves as a versatile building block for the synthesis of more complex functionalized silanes and hybrid organic-inorganic materials.

Basic Information

Product Name	Acetamidosilane
CAS No.	5661-22-3
Molecular Formula	C4H9NO2Si
Molecular Weight	131.21 g/mol
Synonyms	N-(Trimethoxysilyl)acetamide; Acetamide, N-(trimethoxysilyl)-; 3-(Acetylamino)propyltrimethoxysilane; Acetamidopropyltrimethoxysilane; AAPS; γ-Acetamidopropyltrimethoxysilane; Trimethoxysilylacetamide; Silane, N-(trimethoxysilyl)acetamide
EINECS	Contact for details

Quality Control

Our Acetamidosilane is produced under stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure consistent purity, identity, and performance. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting key parameters such as assay, moisture content, and specific gravity to meet your quality assurance 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 to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Density (20°C)	1.05 - 1.10 g/cm³
Refractive Index (n20D)	1.420 - 1.430
Moisture (KF)	≤ 0.5%

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