Description

Silanediol, (1,1-Dimethylethoxy)Ethenyl-, Diacetate is a specialized organosilicon compound that serves as a versatile intermediate and functional monomer in advanced material synthesis. Its unique structure, featuring both silanediol and vinyl ether functionalities, makes it a valuable precursor for introducing hydrolytically stable silicon-based linkages into polymers and coatings. This product is essential for R&D chemists and formulation scientists in the silicone, adhesive, and specialty polymer industries seeking to enhance material properties such as adhesion, crosslinking density, and surface modification.

Application

• Silicone Crosslinking Agent: Used as a reactive intermediate in the synthesis of moisture-curable silicone resins and sealants, contributing to improved network formation and durability.
• Adhesive & Sealant Formulations: Acts as an adhesion promoter and co-monomer in high-performance acrylic and hybrid polymer systems for construction and automotive applications.
• Surface Modification: Employed to functionalize inorganic surfaces (e.g., glass, silica) or organic polymers to alter surface energy, wettability, and compatibility.
• Polymer Synthesis: Serves as a building block for creating novel siloxane-containing copolymers with tailored thermal and mechanical properties.
• Release Coatings: A key ingredient in the formulation of silicone-based release liners for labels and tapes.
• Electronics Encapsulation: Used in precursor formulations for protective coatings and encapsulants in electronic components due to potential stability benefits.

Basic Information

Product Name	Silanediol, (1,1-Dimethylethoxy)Ethenyl-, Diacetate
CAS No.	64426-40-0
Molecular Formula	C10H18O5Si
Molecular Weight	246.33 g/mol
Synonyms	Vinyloxy-tert-butoxysilanediol Diacetate; (Vinyloxy)(tert-butoxy)silanediol Diacetate; Diacetoxy(tert-butoxy)vinylsilanol; tert-Butoxyvinylsilanediol Diacetate; 1,1-Dimethylethoxyethenylsilanediol Diacetate; Silanediol, [(1,1-dimethylethoxy)ethenyl]-, diacetate; Acetic acid, ester with (tert-butoxy)vinylsilanediol
EINECS	Contact for details

Quality Control

Our production of Silanediol, (1,1-Dimethylethoxy)Ethenyl-, Diacetate adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing batch-specific results are provided and can be tailored to meet specific customer requirements or internal 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 material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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