Description

n-Octyldiisopropylchlorosilane is a high-purity organosilicon reagent, specifically a chlorosilane derivative, widely used as a versatile silylating agent and surface modifier. Its primary value lies in its ability to introduce hydrophobic, bulky diisopropylsilyl groups onto substrates, significantly altering surface properties and reactivity. This compound is essential for researchers and manufacturers in the pharmaceutical, advanced materials, and specialty chemical sectors who require precise molecular modification and protection strategies.

Application

• Surface Functionalization: Key reagent for modifying silica, glass, and other metal oxide surfaces to create hydrophobic layers for chromatography, sensors, and coatings.
• Pharmaceutical Intermediates: Used as a protecting group agent in the multi-step synthesis of complex drug molecules, particularly for protecting hydroxyl groups.
• Polymer Chemistry: Serves as a monomer or cross-linking agent in the synthesis of specialty silicones and siloxane-based polymers with tailored properties.
• Nanomaterial Synthesis: Employed to cap or functionalize nanoparticles (e.g., quantum dots, metal oxides) to control dispersion and prevent aggregation.
• Analytical Derivatization: Used in gas chromatography (GC) and mass spectrometry (MS) to derivative polar compounds (like alcohols, phenols) for improved volatility and detection.
• Adhesion Promotion: Acts as a coupling agent to improve the bond between organic polymers and inorganic materials in composite systems.

Basic Information

Item	Detail
Product Name	n-Octyldiisopropylchlorosilane
CAS No.	117559-37-2
Molecular Formula	C14H31ClSi
Molecular Weight	262.94 g/mol
Synonyms	Chloro-n-octyldiisopropylsilane; Diisopropyl-n-octylchlorosilane; n-Octylchlorodiisopropylsilane; Octyldiisopropylchlorosilane; 1-Octyldiisopropylchlorosilane; Chloro(diisopropyl)octylsilane; (Diisopropyl)(octyl)chlorosilane; Octyl(diisopropyl)chlorosilane
EINECS	Contact for details

Quality Control

Our n-Octyldiisopropylchlorosilane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high chemical purity and consistency. Certificates of Analysis (COA) documenting identity, assay, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at 2-8°C under an inert atmosphere (argon or nitrogen). Due to its hygroscopic and moisture-sensitive nature, containers must be kept sealed and handled under dry conditions to prevent hydrolysis.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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