Description

1-[3-[3-(Trimethoxysilyl)Propoxy]Phenyl]-2,5-Pyrrolidinedione is a specialized organosilane coupling agent containing a maleimide functional group. This compound is engineered to provide a robust chemical bridge between inorganic substrates and organic polymer matrices, significantly enhancing adhesion and composite performance. It is primarily utilized in advanced material science for the development of high-performance coatings, adhesives, and reinforced composites where superior interfacial bonding is critical.

Application

• Silane Coupling Agent for Composites: Enhances the interfacial adhesion between glass, silica, or metal fillers and polymer resins like epoxies, polyimides, and acrylics.
• Surface Modification of Nanoparticles: Used to functionalize silica, alumina, or other metal oxide nanoparticles to improve their dispersion and compatibility in polymer systems.
• Adhesive and Sealant Formulations: Serves as an adhesion promoter in high-performance structural adhesives and sealants, improving bond strength to difficult substrates.
• Specialty Coatings: Incorporated into corrosion-resistant, scratch-resistant, or primer coatings to promote adhesion to metal, glass, and painted surfaces.
• Fiber-Reinforced Plastics (FRP): Applied as a sizing or treatment agent for glass or carbon fibers to optimize the mechanical properties of the final composite material.
• Bioconjugation and Biomedical Materials: The maleimide group allows for thiol-click chemistry, enabling its use in modifying surfaces for biosensor applications or drug delivery systems.
• Electronic Encapsulants and Underfills: Improves the reliability of microelectronic packages by enhancing adhesion between the epoxy molding compound and the chip or lead frame.

Basic Information

Product Name	1-[3-[3-(Trimethoxysilyl)Propoxy]Phenyl]-2,5-Pyrrolidinedione
CAS No.	73003-82-4
Molecular Formula	C16H23NO7Si
Molecular Weight	369.45 g/mol
Synonyms	3-(3-Maleimidophenoxy)propyltrimethoxysilane; N-[3-(3-Trimethoxysilylpropoxy)phenyl]maleimide; Maleimidophenylpropyltrimethoxysilane; Silane coupling agent KH-Maleimide; 3-Maleimidopropyltrimethoxysilane derivative; γ-Maleimidopropyltrimethoxysilane; MPTMS-Maleimide; (3-(3-Maleimidophenoxy)propyl)trimethoxysilane
EINECS	Contact for details

Quality Control

Our production of 1-[3-[3-(Trimethoxysilyl)Propoxy]Phenyl]-2,5-Pyrrolidinedione adheres to a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee 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 should be kept under a dry inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis and maintain efficacy.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF Titration)	≤ 0.5%
Refractive Index (n20D)	1.490 - 1.510
Density (g/mL, 20°C)	1.15 - 1.20

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