Description

3-Aminopropylbis(Trimethylsiloxy)Methylsilane is a versatile organosilicon compound featuring both amino and alkoxysilane functional groups. This dual functionality makes it a highly effective coupling agent and surface modifier, bridging organic and inorganic materials. It is essential for manufacturers in the adhesives, sealants, coatings, and advanced materials sectors seeking to enhance composite performance, adhesion, and durability.

Application

• As a coupling agent in mineral-filled composites (e.g., fiberglass, silica) to improve mechanical properties and moisture resistance.
• As a surface modifier for nanoparticles (silica, metal oxides) to improve dispersion in polymer matrices and prevent agglomeration.
• In the formulation of adhesives and sealants to promote adhesion to difficult substrates like glass, metals, and plastics.
• As a key intermediate in the synthesis of specialty silicone polymers and functionalized silanes for further chemical reactions.
• In the production of water repellent and anti-corrosion coatings for construction and automotive applications.
• For the functionalization of surfaces in biomedical and sensor applications to enable biomolecule immobilization.

Basic Information

Product Name	3-Aminopropylbis(Trimethylsiloxy)Methylsilane
CAS No.	42292-18-2
Molecular Formula	C10H29NO2Si3
Molecular Weight	291.60 g/mol
Synonyms	N-(3-(Bis(trimethylsiloxy)methylsilyl)propyl)amine; 3-Aminopropylmethylbis(trimethylsiloxy)silane; Aminopropylmethylbis(trimethylsiloxy)silane; Silane, [3-(aminopropyl)methylbis(trimethylsiloxy)]-; AMMS; Amino-functional silane; (3-Aminopropyl)methylbis(trimethylsiloxy)silane
EINECS	Contact for details

Quality Control

Our production of 3-Aminopropylbis(Trimethylsiloxy)Methylsilane adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, purity verification, and identity confirmation, to ensure it meets precise customer specifications and industry standards. A Certificate of Analysis (COA) documenting these results is provided with each shipment and is available upon request.

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	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Refractive Index (n20/D)	1.410 - 1.420
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.