Description

Nonyl Trichlorosilane is a highly reactive organosilicon compound primarily used as a key intermediate in the synthesis of silane coupling agents and functionalized silicone polymers. Its value lies in its ability to introduce hydrophobic, nonyl-functional groups onto inorganic surfaces or polymer backbones, significantly altering material properties. This makes it essential for manufacturers in the adhesives, sealants, coatings, and specialty chemical industries seeking to enhance compatibility, water repellency, and adhesion.

Application

• Surface Modification Agent: Imparts hydrophobic properties to glass, silica, and other mineral fillers for improved dispersion in polymer matrices.
• Silane Coupling Agent Precursor: Serves as a critical intermediate in the production of nonyl-functional alkoxysilanes for adhesion promotion.
• Hydrophobic Coatings: Used in formulating water-repellent coatings for construction materials, textiles, and electronic components.
• Polymer Modification: Functionalizes silicone resins and rubbers to introduce long alkyl chains, modifying flexibility, solubility, and surface characteristics.
• Adhesive & Sealant Formulations: Enhances the moisture resistance and bonding performance of silicone-based adhesives and sealants.
• Chemical Synthesis Intermediate: Employed in organic synthesis to introduce the nonylsilyl group into more complex molecules for research and specialty applications.

Basic Information

Product Name	Nonyl Trichlorosilane
CAS No.	5283-67-0
Molecular Formula	C9H19Cl3Si
Molecular Weight	261.69 g/mol
Synonyms	Nonyltrichlorosilane; Trichlorononylsilane; 1-Nonyltrichlorosilane; n-Nonyltrichlorosilane; Silane, trichlorononyl-; NSC 93766; Nonyl silicon trichloride; Nonylsilyl trichloride
EINECS	226-099-5

Quality Control

Our Nonyl Trichlorosilane is manufactured under strict process controls to ensure batch-to-batch consistency and high purity. Quality is verified through a comprehensive suite of analytical tests including gas chromatography (GC) and FT-IR spectroscopy. A Certificate of Analysis (COA) detailing purity, identity, and key physical properties is provided with each shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat and incompatible materials. Due to its hygroscopic and moisture-sensitive nature, containers must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis. Store separately from strong bases, oxidizers, and water sources.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	1.00 - 1.05 g/mL
Refractive Index (n20D)	1.450 - 1.455
Chloride Content	≤ 40.5% (Theoretical: ~40.6%)

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