Description

Di-n-Hexyldichlorosilane is a high-purity organosilicon compound, specifically a dialkyl dichlorosilane, serving as a critical intermediate in advanced silicone chemistry. Its value lies in its dual reactive chlorine atoms, which enable precise functionalization and serve as a versatile building block for creating custom siloxane polymers and surface-modifying agents. This chemical is essential for manufacturers in the pharmaceutical, specialty chemical, and advanced materials sectors who require reliable, high-quality intermediates for synthesis and R&D.

Application

• Silicone Polymer Synthesis: A key monomer for the production of specific dialkyl siloxane units in specialty silicone fluids, resins, and elastomers.
• Surface Modification Agent: Used to impart hydrophobic properties to inorganic surfaces like silica, glass, or metals via silanization.
• Pharmaceutical Intermediate: Serves as a precursor in the synthesis of organosilicon-based active pharmaceutical ingredients (APIs) or drug delivery agents.
• Coupling Agent: Functions as a linker molecule to improve adhesion between organic polymers and inorganic fillers in composite materials.
• Laboratory Reagent: Employed in research and development for exploring new organosilicon compounds and materials science applications.
• Specialty Chemical Manufacturing: A building block for creating custom silanes with specific alkyl chain lengths for niche industrial applications.

Basic Information

Product Name	Di-n-Hexyldichlorosilane
CAS No.	18204-93-8
Molecular Formula	C₁₂H₂₆Cl₂Si
Molecular Weight	269.33 g/mol
Synonyms	Dichlorodihexylsilane; Dihexylsilyl dichloride; n-Hexyldichlorosilane (ambiguous); Dichlorodi-n-hexylsilane; Di-n-hexylsilanedichloride; Silane, dichlorodihexyl-; DHS (abbreviation); Dihexyldichlorosilane
EINECS	242-125-2

Quality Control

Our Di-n-Hexyldichlorosilane is manufactured under stringent quality management systems. Every batch undergoes rigorous analytical testing, including GC, NMR, and titration, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic and highly volatile nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and decomposition. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	0.92 - 0.96 g/mL
Refractive Index (n20/D)	1.445 - 1.455
Chloride Content (Titration)	26.0 - 27.0 %

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