Description

4-Trimethoxysilyl-4-Cyclohexene-1,2-Dicarboxylic Anhydride is a highly functionalized organosilicon compound that serves as a critical coupling agent and monomer. Its unique structure, combining a cyclohexene dicarboxylic anhydride moiety with a hydrolyzable trimethoxysilyl group, makes it an essential building block for advanced material synthesis. This specialty chemical is primarily utilized by manufacturers in the polymer, coatings, and adhesives industries seeking to enhance material compatibility, adhesion, and cross-linking properties.

Application

• Silane Coupling Agent: Used to improve the adhesion between inorganic fillers (e.g., glass, minerals) and organic polymer matrices in composites.
• Surface Modification: Functionalizes surfaces of silica, metals, or other substrates to introduce reactive anhydride groups for further chemical grafting.
• Polymer Synthesis: Acts as a monomer or co-monomer in the production of specialty polyimides, polyesters, and other high-performance polymers.
• Adhesive & Sealant Formulations: Enhances bonding strength, moisture resistance, and durability in structural adhesives and sealants.
• Coatings & Resins: Incorporated into epoxy, acrylic, or other coating systems to improve corrosion resistance and substrate adhesion.
• Cross-linking Agent: Facilitates the formation of cross-linked networks in silicone-based or hybrid organic-inorganic materials.

Basic Information

Product Name	4-Trimethoxysilyl-4-Cyclohexene-1,2-Dicarboxylic Anhydride
CAS No.	93830-56-9
Molecular Formula	C13H20O7Si
Molecular Weight	316.38 g/mol
Synonyms	4-(Trimethoxysilyl)-4-cyclohexene-1,2-dicarboxylic anhydride; 4-Cyclohexene-1,2-dicarboxylic anhydride, 4-(trimethoxysilyl)-; 4-(Trimethoxysilyl)-1,2,3,6-tetrahydrophthalic anhydride; 4-(Trimethoxysilyl)cyclohex-4-ene-1,2-dicarboxylic anhydride; 4-(Trimethoxysilyl)-δ⁴-tetrahydrophthalic anhydride; Silane A-186 (related trade name context); Organosilane anhydride coupling agent
EINECS	Contact for details

Quality Control

Our production of 4-Trimethoxysilyl-4-Cyclohexene-1,2-Dicarboxylic Anhydride adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistency, purity, and performance. Certificates of Analysis (COA) detailing key specifications are available upon request to support your quality assurance and regulatory compliance needs.

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 (moisture-sensitive) nature, the container must be kept sealed under a dry inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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