Description

3-[3-[Methyldi(Methoxy)Silyl]Propoxy]Benzenamine is a specialized organosilicon amine coupling agent, a key intermediate in advanced material science. Its bifunctional structure, featuring both a reactive amine group and hydrolyzable methoxysilyl groups, provides a critical bridge between organic polymers and inorganic surfaces. This compound is essential for manufacturers in the adhesives, coatings, and composite materials sectors seeking to enhance interfacial adhesion, mechanical strength, and durability in their products.

Application

• As a surface modifier and coupling agent for glass, silica, and metal oxides to improve bonding with polymer matrices.
• Key intermediate in the synthesis of specialty silane adhesion promoters for high-performance epoxy, polyurethane, and acrylic adhesives and sealants.
• Used in the formulation of primers and coatings to enhance corrosion resistance and paint adhesion on metallic substrates.
• Incorporated into fiber-reinforced composites (e.g., glass fiber, carbon fiber) to optimize stress transfer and mechanical properties.
• As a functional monomer or crosslinker in the production of silicone-modified polymers and hybrid organic-inorganic materials.
• Potential use in the development of chromatographic stationary phases and specialty chemical sensors.

Basic Information

Product Name	3-[3-[Methyldi(Methoxy)Silyl]Propoxy]Benzenamine
CAS No.	71550-65-7
Molecular Formula	C13H23NO4Si
Molecular Weight	285.41 g/mol
Synonyms	3-[3-[Methyldi(Methoxy)Silyl]Propoxy]Aniline; N-[3-(Methyldimethoxysilyl)propoxy]phenylamine; Benzenamine, 3-[3-[methyldi(methoxy)silyl]propoxy]-; MDMSPA; Aminophenylpropylmethyldimethoxysilane; 3-Aminophenoxypropylmethyldimethoxysilane; Silane coupling agent APMDMS
EINECS	Contact for details

Quality Control

Our production of 3-[3-[Methyldi(Methoxy)Silyl]Propoxy]Benzenamine adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay (HPLC), identity confirmation (IR, NMR), and impurity profiling, to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

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 nature, the container must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.480 - 1.490
Density (g/mL, 20°C)	1.05 - 1.10

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