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Octadecyltrichlorosilane

Chemical Name:	Octadecyltrichlorosilane
Product Category:	Long-chain Silanes \| Silane Coupling Agent
Structural Formula:
CAS No.:	112-04-9
EINECS:	203-930-7
Molecular Formula:	C₁₈H₃₇Cl₃Si
Molecular Weight:	387.93 g/mol
Appearance:	Colorless to light yellow liquid

Octadecyltrichlorosilane Description

Octadecyltrichlorosilane (OTS), also known as trichloro(octadecyl)silane, is an organosilicon compound widely used in various industrial applications, particularly in surface modification and the formation of self-assembled monolayers (SAMs).

Chemical Name	Octadecyltrichlorosilane
Synonyms	Trichloro(octadecyl)silane; Stearyltrichlorosilane
Boiling Point	223°C at 10 mm Hg
Density	0.984 g/mL at 25°C
Flash Point	193°F
Refractive Index (n²⁰/D)	1.459
Solubility	Decomposes in water; soluble in organic solvents such as benzene, ethyl ether, heptane, and perchloroethylene
Uses	Self-Assembled Monolayers (SAMs): OTS is extensively used to form SAMs on silicon dioxide substrates, which are crucial in semiconductor industries for modifying surface properties. Molecular Electronics: In molecular electronics, OTS is utilized to create thin insulating layers in Metal-Insulator-Semiconductor Field-Effect Transistors (MISFETs), enhancing device performance.
Safety and Handling	Hazards: OTS is corrosive and can cause severe burns upon contact with skin or eyes. It reacts violently with water, releasing hydrochloric acid and heat. Precautions: Handle under inert gas in a dry environment. Use appropriate personal protective equipment, including gloves and eye protection. In case of contact with water or moisture, be prepared for the release of corrosive fumes.
Packaging	Our standard packing is net 25kg / 200 kg drums / 1000kg/IBC，or according to your requirements.
Sample	Provided for free
Inventory items	5 tons
Price	Please contact us to get the new price.

Packaging Specifications

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Octadecyltrichlorosilane: Guide

Octadecyltrichlorosilane is a versatile compound integral to surface modification processes in various technological applications. Its ability to form self-assembled monolayers makes it valuable in the semiconductor industry and molecular electronics. However, due to its reactive and corrosive nature, proper handling and storage are imperative to ensure safety and maintain its efficacy.

*Note: The information provided is based on available data and should be used with appropriate safety measures in place. For more detailed information, consult the material safety data sheet (MSDS) and relevant technical resources.*