Description

Bis(Dimethylamino)Diethylsilane is a versatile organosilicon compound that serves as a key reagent and building block in advanced material synthesis. Its value lies in its dual functionality, acting as both a silicon source and a source of dimethylamino ligands, which are crucial for controlled deposition and surface modification processes. This chemical is essential for manufacturers and R&D teams in the semiconductor, specialty polymer, and surface coating industries seeking to develop high-performance materials with tailored properties.

Application

• Chemical Vapor Deposition (CVD) & Atomic Layer Deposition (ALD): A critical silicon and nitrogen precursor for depositing silicon nitride (SiNx), silicon carbonitride (SiCN), or silicon oxynitride (SiON) thin films on semiconductor wafers and optical components.
• Surface Functionalization: Used to modify the surface properties of silica, metals, and other inorganic materials, introducing amino-functional groups for improved adhesion, hydrophobicity, or as an anchor for further chemical grafting.
• Polymer & Resin Synthesis: Acts as a monomer or cross-linking agent in the production of specialty silicones, polyimides, and other high-temperature resistant polymers, enhancing their thermal and mechanical stability.
• Catalysis & Ligand Chemistry: Serves as a ligand precursor or a modifying agent for transition metal catalysts, influencing activity and selectivity in organic synthesis and polymerization reactions.
• Adhesive & Sealant Formulations: Incorporated as an adhesion promoter and moisture scavenger in high-performance silicone-based adhesives, sealants, and encapsulants, particularly in electronics and automotive applications.
• Pharmaceutical & Agrochemical Intermediates: Utilized in the synthesis of complex molecules where the introduction of a silyl group or a protected amine functionality is required.

Basic Information

Product Name	Bis(Dimethylamino)Diethylsilane
CAS No.	33287-52-4
Molecular Formula	C8H22N2Si
Molecular Weight	174.36 g/mol
Synonyms	Diethylbis(dimethylamino)silane; N,N,N',N'-Tetramethyl-1,1-diethylsilanediamine; Diethylbis(dimethylamino)silane; Bis(dimethylamino)diethylsilane; 1,1-Diethyl-N,N,N',N'-tetramethylsilanediamine; (Diethylsilylene)bis(dimethylamine); Silanediamine, N,N,N',N'-tetramethyl-1,1-diethyl-
EINECS	Contact for details

Quality Control

Our Bis(Dimethylamino)Diethylsilane is manufactured under stringent quality management systems to ensure batch-to-batch consistency and high purity for demanding applications. Each lot undergoes comprehensive analytical testing, including assay by GC or NMR, impurity profiling, and verification of critical physical properties. A Certificate of Analysis (COA) detailing all test results is provided with every shipment 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 hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Density (20°C)	0.82 - 0.86 g/mL
Refractive Index (n20D)	1.425 - 1.435

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