Description

Triacontyldimethylchlorosilane is a high-purity, long-chain organosilicon compound primarily used as a key surface modification agent. Its value lies in its ability to impart hydrophobic and release properties to a wide range of inorganic and organic substrates. This product is essential for manufacturers in the advanced materials, specialty chemicals, and life sciences sectors seeking to engineer surfaces with specific functional characteristics.

Application

• Surface Hydrophobization: As a silanizing agent for silica, glass, and other metal oxides to create water-repellent surfaces.
• Polymer Modification: As a functional monomer or additive to introduce long alkyl chains into silicone polymers, influencing their rheology and surface properties.
• Chromatography: As a derivatization reagent for stationary phases in gas chromatography (GC) and high-performance liquid chromatography (HPLC) to modify selectivity.
• Nanomaterial Functionalization: For coating nanoparticles (e.g., silica, quantum dots) to improve dispersion in organic matrices and prevent aggregation.
• Release Coatings: As a precursor in the formulation of non-stick coatings for industrial and packaging applications.
• Adhesion Promotion: To act as a coupling agent in composite materials, enhancing the interface between organic polymers and inorganic fillers.
• Research & Development: As a valuable building block in organic synthesis and materials science research for creating novel siloxane architectures.

Basic Information

Product Name	Triacontyldimethylchlorosilane
CAS No.	70851-52-4
Molecular Formula	C₃₂H₆₇ClSi
Molecular Weight	503.4 g/mol
Synonyms	Chlorodimethyltriacontylsilane; Dimethyltriacontylchlorosilane; n-Triacontyldimethylchlorosilane; Triacontyl(dimethyl)chlorosilane; 1-Chlorodimethylsilyltriacontane; Silane, chlorodimethyltriacontyl-; (Triacontyl)dimethylchlorosilane
EINECS	Contact for details

Quality Control

Our Triacontyldimethylchlorosilane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay by GC or NMR and impurity profiling, to ensure consistency and high purity suitable for demanding applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and specific test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	White to off-white waxy solid or flakes
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Chlorine Content	Conforms to theoretical
Related Substances (GC)	Total impurities ≤ 5.0%

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