Description

1-Ethenyl-1,1,3,3-Tetramethyl-3-(2-Propenyl)Propanedisiloxane is a specialized organosilicon compound featuring both vinyl and allyl functional groups on a disiloxane backbone. This unique bifunctional structure makes it a valuable reactive intermediate for synthesizing advanced silicone polymers and cross-linked networks. It is primarily sought by R&D chemists and production engineers in the silicone manufacturing and specialty materials sectors for developing products with tailored properties such as enhanced adhesion, flexibility, and thermal stability.

Application

• Silicone Cross-linking Agent: Used as a reactive monomer in the production of addition-cure silicone rubbers, resins, and gels.
• Hybrid Polymer Synthesis: Serves as a key building block for creating novel silicone-organic hybrid copolymers.
• Adhesive & Sealant Formulations: Imparts improved adhesion to substrates and mechanical properties in high-performance silicone adhesives and sealants.
• Release Coatings & Molding: Employed in formulations for silicone-based release liners and precision molding applications.
• Surface Modification: Used to graft silicone functionalities onto organic or inorganic surfaces for hydrophobicity or lubrication.
• Photonics & Electronics: Potential use in the synthesis of silicone-based optical materials and encapsulants for electronic components.

Basic Information

Product Name	1-Ethenyl-1,1,3,3-Tetramethyl-3-(2-Propenyl)Propanedisiloxane
CAS No.	55967-53-8
Molecular Formula	C12H26O2Si2
Molecular Weight	258.51 g/mol
Synonyms	1,1,3,3-Tetramethyl-1-vinyl-3-allyldisiloxane; Allyl(vinyl)tetramethyldisiloxane; 3-Allyl-1,1,3,3-tetramethyl-1-vinyldisiloxane; Vinyl, Allyl Tetramethyldisiloxane; Tetramethylvinylallyldisiloxane; Divinyltetramethyldisiloxane derivative; Allyl vinyl disiloxane monomer; CAS 55967-53-8
EINECS	Contact for details

Quality Control

Our production of 1-Ethenyl-1,1,3,3-Tetramethyl-3-(2-Propenyl)Propanedisiloxane adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and R&D processes.

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). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider under an inert atmosphere such as nitrogen to maintain optimal reactivity and shelf life.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Refractive Index (n20D)	1.410 - 1.415
Density (20°C)	0.86 - 0.88 g/mL

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