Speciality Chemicals

3-Piperazinylpropylmethyldimethoxysilane

  • CAS No.128996-12-3
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity amino-functional silane coupling agent designed for superior adhesion promotion and surface modification in advanced silicone synthesis.

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Product Technical Details

Product Overview

3-Piperazinylpropylmethyldimethoxysilane is a highly specialized organofunctional silane coupling agent characterized by its unique piperazine ring structure. This advanced chemical serves as a critical bridge between organic polymers and inorganic substrates, facilitating exceptional bonding strength and durability in composite materials. As a colorless clear liquid with high purity standards, it is engineered for precision applications in the synthesis of amino-functional silicones and surface modification processes.

The molecular architecture combines the hydrolytic stability of methoxy groups with the reactive nitrogen functionality of the piperazine moiety. This dual functionality allows for versatile chemical interactions, making it an indispensable component for manufacturers seeking to enhance material performance in demanding industrial environments. Our production ensures consistent quality suitable for large-scale manufacturing and specialized research applications.

Key Features And Benefits

  • Superior adhesion promotion between organic resins and inorganic fillers.
  • Enhanced surface modification capabilities for improved wettability.
  • High thermal stability suitable for high-temperature processing conditions.
  • Excellent compatibility with various silicone polymer backbones.
  • Consistent batch-to-batch purity ensuring reliable reaction outcomes.
  • Reduced VOC emissions compared to traditional chlorosilane alternatives.

Technical Specifications

ParameterSpecification
CAS Number128996-12-3
Molecular FormulaC10H24N2O2Si
Molecular Weight232.4 g/mol
AppearanceColorless clear liquid
Purity (GC)≥97.0%
Density0.92 g/cm3
Boiling Point278°C
Flash Point123°C
Refractive Index1.442

Industrial Applications

This silane coupling agent is extensively utilized as a starting material in the synthesis of amino-functional silicones, providing essential reactive sites for further chemical modification. In the coatings industry, it acts as a robust adhesion promoter, ensuring long-lasting bonds on glass, metal, and mineral surfaces. The piperazine functionality offers distinct advantages in curing processes, allowing for tailored cross-linking densities in elastomers and sealants.

Furthermore, it serves as an effective surface modifier for fillers and pigments, improving dispersion within polymer matrices and enhancing mechanical properties such as tensile strength and impact resistance. Manufacturers in the automotive, aerospace, and construction sectors rely on this compound to produce high-performance composites that withstand environmental stressors including moisture, heat, and chemical exposure.

Storage And Handling

To maintain optimal stability and performance, 3-Piperazinylpropylmethyldimethoxysilane should be stored in a cool, ventilated place away from direct sunlight and moisture sources. Containers must remain tightly sealed when not in use to prevent hydrolysis of the methoxy groups. Standard industrial safety protocols apply, including the use of appropriate personal protective equipment during handling. We offer flexible packaging options including 180 kg drums or customized solutions based on specific logistical requirements.