Description

(3-Piperazinopropyl)Trimethoxysilane is a bifunctional organosilane coupling agent featuring both a reactive trimethoxysilane group and a piperazine moiety. This unique structure makes it a critical intermediate for imparting adhesion, compatibility, and specific chemical functionality between inorganic substrates and organic polymers. It is primarily utilized in advanced material science and specialty chemical synthesis. Key industries that rely on this compound include adhesives & sealants, advanced composites, and surface modification technologies.

Application

• Coupling Agent for Reinforced Composites: Enhances the interfacial adhesion between glass, mineral, or metal fillers and polymer matrices like epoxies, polyamides, or polyurethanes, improving mechanical properties.
• Surface Primer and Modifier: Used to functionalize surfaces of glass, metals, or silica to improve the bonding of paints, coatings, and adhesives.
• Intermediate for Specialty Silicones: Serves as a key building block in the synthesis of modified silicone oils, resins, and elastomers with amine functionality.
• Adhesive and Sealant Formulations: Incorporated to boost adhesion to difficult substrates and enhance moisture resistance in high-performance formulations.
• Pharmaceutical and Agrochemical Intermediates: The reactive piperazine group makes it a valuable synthon for constructing more complex molecules in life science applications.
• Crosslinking Agent: Can act as a crosslinker in polymer systems, contributing to network formation and thermal stability.

Basic Information

Product Name	(3-Piperazinopropyl)Trimethoxysilane
CAS No.	40762-28-5
Molecular Formula	C10H24N2O3Si
Molecular Weight	248.40 g/mol
Synonyms	3-(1-Piperazinyl)propyltrimethoxysilane; N-(3-Trimethoxysilylpropyl)piperazine; Trimethoxy[3-(1-piperazinyl)propyl]silane; 3-Piperazin-1-ylpropyl(trimethoxy)silane; (3-(Piperazin-1-yl)propyl)trimethoxysilane; Silane, trimethoxy[3-(1-piperazinyl)propyl]-; Amino silane coupling agent; A0702 (potential trade code)
EINECS	Contact for details

Quality Control

Our (3-Piperazinopropyl)Trimethoxysilane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity, consistency, and performance. Standard quality parameters include assay (by GC or titration), identity confirmation (IR, NMR), and control of key impurities. Certificates of Analysis (COA) documenting all test results are provided with every shipment to ensure full traceability and compliance with your specifications.

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). Keep the container tightly sealed under a dry inert atmosphere (e.g., nitrogen) to prevent degradation from atmospheric moisture. Keep away from heat and incompatible materials such as strong acids and strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Refractive Index (n20/D)	1.450 - 1.455
Density (g/mL, 25°C)	1.020 - 1.050

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