Description

Pss-(Dimethylvinylsilyloxy)-Heptacyclop& CAS NO 312693-40-6 is a specialized organosilicon compound featuring a heptacyclic structure and a reactive dimethylvinylsilyloxy functional group. This unique molecular architecture makes it a valuable intermediate for advanced material synthesis, offering precise control over polymer properties and surface modifications. It is primarily sought by R&D and production teams in the silicone polymer, specialty coatings, and advanced electronics industries for developing high-performance materials.

Application

• As a key cross-linking agent or chain extender in the synthesis of high-performance silicone elastomers and resins.
• As a functional monomer for creating specialty polymers with tailored thermal stability and mechanical properties.
• In the formulation of release coatings and pressure-sensitive adhesives where controlled cure and surface energy are critical.
• For the surface modification of inorganic fillers (e.g., silica) to improve compatibility and dispersion in polymer matrices.
• As a precursor for silsesquioxane (POSS) derivatives, used in hybrid organic-inorganic materials for electronics and aerospace.
• In research and development of novel photoresists, dielectric materials, and other advanced electronic components.

Basic Information

Product Name	Pss-(Dimethylvinylsilyloxy)-Heptacyclop& CAS NO 312693-40-6
CAS No.	312693-40-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Heptacyclopentyl POSS-(Dimethylvinylsiloxy) Derivative; Polyhedral Oligomeric Silsesquioxane with Dimethylvinylsilyloxy Substituent; Vinyl-Functionalized POSS Cage; Dimethylvinylsilyloxy-Heptacyclopentyl-T8 Silsesquioxane; POSS-Vinyl; Incompletely Condensed POSS Silanol; Organosilicon Cage Compound; 312693-40-6
EINECS	Contact for details

Quality Control

Our production of Pss-(Dimethylvinylsilyloxy)-Heptacyclop& CAS NO 312693-40-6 adheres to a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analysis, including purity assay and structural confirmation. Certificates of Analysis (COA) detailing all test results are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%

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