Description

3-(Methoxydimethylsilyl)-N,n-Dimethylpropan-1-Amine is a specialized organosilicon compound featuring both a silyl ether and a tertiary amine functional group. This dual functionality makes it a valuable intermediate and coupling agent in advanced material synthesis, offering unique reactivity for surface modification and polymer cross-linking. It is primarily sought by manufacturers in the silicone polymer, adhesives, and specialty coatings industries for developing products with enhanced adhesion, hydrophobicity, and mechanical properties.

Application

• Silicone Polymer Modification: Acts as a reactive intermediate or end-capper in the synthesis of specialty silicones, imparting amine functionality for further cross-linking or adhesion promotion.
• Adhesives & Sealants: Used as an adhesion promoter and coupling agent in formulations for silicones, epoxies, and polyurethanes, improving bond strength to various substrates.
• Surface Treatment Agent: Modifies inorganic surfaces (glass, metals, minerals) to create amine-functionalized layers for improved compatibility with organic matrices in composites.
• Pharmaceutical & Agrochemical Intermediates: Serves as a key building block in the synthesis of more complex molecules for active ingredients or delivery agents.
• Catalyst & Ligand Synthesis: Utilized in the preparation of organosilicon-based ligands for catalysis or as a component in catalyst systems themselves.
• Release Coatings & Molding: Incorporated into formulations for non-stick coatings and mold release agents due to its silicone backbone and surface-active properties.

Basic Information

Product Name	3-(Methoxydimethylsilyl)-N,n-Dimethylpropan-1-Amine
CAS No.	142062-27-9
Molecular Formula	C8H21NOSi
Molecular Weight	175.35 g/mol
Synonyms	N,N-Dimethyl-3-(methoxydimethylsilyl)propan-1-amine; 3-(Dimethylmethoxysilyl)-N,N-dimethylpropylamine; N-[3-(Dimethylmethoxysilyl)propyl]-N-methylmethanamine; (3-(Dimethylamino)propyl)dimethylmethoxysilane; DMAPDMS; Amino Silane A-1129 (related trade name); Methoxydimethylsilylpropyldimethylamine; γ-(Dimethylamino)propyldimethylmethoxysilane
EINECS	Contact for details

Quality Control

Our production of 3-(Methoxydimethylsilyl)-N,n-Dimethylpropan-1-Amine adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including GC, NMR, and titration methods, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and key physical parameters are provided with every shipment 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). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere (nitrogen or argon) after opening to prevent degradation from moisture and carbon dioxide.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	1.420 - 1.430
Density (g/mL, 25°C)	0.85 - 0.87

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