Description

1,3-Bis-(2-Aminoethylaminomethyl)Tetramethyldisiloxane is a specialized organosilicon compound featuring a disiloxane backbone functionalized with aminoethylaminomethyl groups. This unique bifunctional structure makes it a valuable intermediate for synthesizing advanced silicone polymers and hybrid materials. It is particularly sought after by manufacturers in the silicone elastomer, resin modification, and specialty coatings sectors who require materials with enhanced adhesion, cross-linking efficiency, and compatibility with organic matrices.

Application

• Silicone Elastomer Modification: Acts as a chain extender or cross-linking agent to improve the mechanical strength, thermal stability, and adhesion properties of silicone rubbers.
• Epoxy and Polyurethane Resin Additive: Used as a curing agent or adhesion promoter to enhance the flexibility, impact resistance, and substrate bonding of thermoset resins.
• Surface Treatment Agent: Imparts amino functionality to inorganic surfaces like glass, silica, or metals, improving their compatibility with organic polymers in composite materials.
• Pharmaceutical & Cosmetic Intermediate: Serves as a key building block in the synthesis of silicone-based quaternary ammonium compounds (Si-QACs) for antimicrobial applications or conditioning agents.
• Specialty Coating Formulations: Incorporated into primers and coatings to promote adhesion on difficult substrates and provide corrosion resistance.
• Polymer Synthesis: Utilized as a monomer or comonomer for creating novel polyamide-siloxane or polyurea-siloxane copolymers with tailored properties.

Basic Information

Product Name	1,3-Bis-(2-Aminoethylaminomethyl)Tetramethyldisiloxane
CAS No.	83936-41-8
Molecular Formula	C12H34N4OSi2
Molecular Weight	306.60 g/mol
Synonyms	N,N'-Bis[3-(trimethylsilyl)propyl]ethylenediamine; 1,3-Bis(3-aminopropyl)tetramethyldisiloxane (common misnomer, check structure); Bis(aminoethylaminomethyl)tetramethyldisiloxane; Amino-functional disiloxane; AEAM-TMDS; Silane, bis[(2-aminoethyl)amino]methyl]tetramethyl-; Tetramethyl-1,3-bis(2-aminoethylaminomethyl)disiloxane
EINECS	Contact for details

Quality Control

Our production of 1,3-Bis-(2-Aminoethylaminomethyl)Tetramethyldisiloxane adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by titration or GC, identity confirmation by FT-IR, and quantification of key impurities. Certificates of Analysis (COA) detailing purity, physical properties, and test results are provided to ensure traceability and 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) and may decompose upon prolonged exposure to strong bases or certain organic solvents. Keep the container tightly sealed under a dry inert atmosphere (e.g., nitrogen) to maximize shelf life.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC or Titration)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	1.440 - 1.450
Density (20°C)	0.90 - 0.95 g/mL

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