Description

Pss-(3-Tosyloxypropyl)-Heptaisobutyl Su& CAS NO 871126-43-1 is a specialized organosilicon compound featuring a unique heptaisobutyl silsesquioxane (POSS) cage functionalized with a tosyloxypropyl group. This advanced material is engineered to serve as a high-performance building block or reactive intermediate in the synthesis of novel hybrid organic-inorganic polymers and nanocomposites. It is primarily sought after by R&D chemists and material scientists in the advanced materials, specialty coatings, and electronics sectors who require precise molecular architecture to impart enhanced thermal stability, mechanical strength, or specific surface properties to their final products.

Application

• Advanced Polymer Synthesis: As a reactive monomer or cross-linking agent for creating high-performance polyhedral oligomeric silsesquioxane (POSS)-based hybrid polymers with improved thermal and mechanical properties.
• Specialty Coatings & Resins: Incorporation into coatings, adhesives, and sealants to enhance scratch resistance, thermal stability, and weatherability for automotive, aerospace, and industrial applications.
• Nanocomposite Fabrication: Used as a nanoscale reinforcing filler or surface modifier to improve the dispersion and interfacial adhesion of nanoparticles within plastic, rubber, or ceramic matrices.
• Electronics & Optoelectronics: Potential use in the development of low-k dielectric materials, encapsulants for microelectronics, or as a precursor for materials with tailored refractive indices.
• Catalyst & Ligand Support: The functional group allows for the attachment of catalytic species, creating robust heterogeneous catalysts for chemical synthesis.
• Surface Modification: Grafting onto surfaces to alter wettability, create specific chemical functionalities, or improve biocompatibility for specialized applications.

Basic Information

Product Name	Pss-(3-Tosyloxypropyl)-Heptaisobutyl Su& CAS NO 871126-43-1
CAS No.	871126-43-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Heptaisobutyl POSS-(3-Tosyloxypropyl); 3-(Tosyloxy)propylheptaisobutylsilsesquioxane; POSS-Tosylate; Heptaisobutyl-(3-(p-toluenesulfonyloxy)propyl)silsesquioxane; POSS derivative with tosyloxypropyl group; Polyhedral Oligomeric Silsesquioxane Tosylate; Hybrid POSS Tosylate Monomer
EINECS	Contact for details

Quality Control

Our production of Pss-(3-Tosyloxypropyl)-Heptaisobutyl Su& CAS NO 871126-43-1 adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent molecular structure. Certificates of Analysis (COA) detailing purity, identity, and key physical parameters are provided with every shipment to support your R&D and quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The product is sensitive to strong acids and organic solvents; keep away from incompatible materials. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
Loss on Drying	≤ 1.0%

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