Description

Hexyldichlorosilane is a versatile organosilicon compound, specifically a chlorosilane, that serves as a critical intermediate in the synthesis of various silicone-based materials. Its primary value lies in its reactivity, where the chlorine atoms can be readily substituted to form siloxane bonds or other functional groups, enabling precise material engineering. This chemical is essential for manufacturers and R&D teams in the silicone polymer, specialty chemical, and advanced materials sectors seeking to develop products with tailored surface properties, adhesion, or release characteristics.

Application

• Silicone Intermediate: A key precursor in the production of hexyl-substituted siloxanes and silicone fluids used as lubricants, release agents, and defoamers.
• Surface Modification: Used to impart hydrophobic properties to inorganic surfaces like glass, silica, or metals through silanization, improving water repellency and compatibility with organic matrices.
• Adhesion Promoter: Functions as a coupling agent in composite materials, enhancing the bond between organic polymers and inorganic fillers or reinforcements.
• Pharmaceutical & Agro-chemical Synthesis: Serves as a building block for introducing the hexylsilyl group into more complex molecules during research and process development.
• Water Repellent Treatments: Formulated into coatings for textiles, construction materials, and electronics to provide durable moisture resistance.
• Research & Development: Utilized in academic and industrial labs for exploring new organosilicon chemistry, novel polymer architectures, and advanced material applications.

Basic Information

Product Name	Hexyldichlorosilane
CAS No.	871-64-7
Molecular Formula	C6H14Cl2Si
Molecular Weight	185.17 g/mol
Synonyms	Dichlorohexylsilane; Hexylsilicon dichloride; n-Hexyldichlorosilane; Dichloro-n-hexylsilane; Silane, dichlorohexyl-; 1-Hexyldichlorosilane; Hexyl dichlorosilane; NSC 66159
EINECS	212-806-9

Quality Control

Our Hexyldichlorosilane is produced under stringent quality management systems to ensure batch-to-batch consistency and reliability for industrial processes. Each lot undergoes comprehensive analysis, including assay and impurity profiling via GC and NMR, to meet exacting customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment, ensuring full traceability and compliance with relevant industry standards.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Density at 20°C	1.00 - 1.02 g/mL
Refractive Index (n20D)	1.435 - 1.445
Chloride Content	37.0 - 39.0 %

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